Dr. Han received his DDS degree in 1982, Certified in Periodontics in 1984, and MS degree in Oral Biology in 1985 from the UCLA School of Dentistry. He is a Diplomate of the American Board of Periodontology, the American Board of Oral Implantology/Implant Dentistry, and the International Congress of Oral Implantology.

As an Adjunct Professor of the UCLA Department of Periodontics, he is responsible for the post-doctoral periodontal and implant surgical training of the residents. He is a fellow of the American College of Dentist, and a member of the American Academy of Esthetic Dentistry. He is listed as one of the recommended speaker by the American Academy of Periodontology in the field of periodontal plastic surgery, and he has lectured widely both in the United States and abroad on the topic of esthetics in implant dentistry.

PUBLICATIONS
A. SCIENTIFIC ARTICLES
1. Calcium phosphate ceramics in dentistry. T.J. Han, F.A. Carranza, Jr. and E.B. Kenney. J. Western Soc. Periodontal 32(3):88-108, 1984.

2. Flap technique for periodontal bone implants – papilla preservation technique. H.H. Takei, T.J. Han, F.A. Carranza, Jr., E.B. Kenney and V. Lekovic, J. Periodontol. 56:204-210, 1985.

3. The use of a porous hydroxylapatite implant in periodontal defects. I. Clinical results after 6 months: E. B. Kenney, V. Lekovic, T. Han, F.A. Carranza, Jr. and B. Dimitrijevic. J. Periodontol. 56(2):82-88, 1985.

4. Bone formation within porous hydroxylapatite implant in periodontal defects. E. B. Kenney, V. Lekovic, J. C. Sa Ferreira, T. Han, B. Dimitrijevic and F.A. Carranza, Jr. J. Periodontol. 57(2):76-83, 1986.

5. Bone formation after the use of hydroxylapatite implants in human periodontal defects: clinical and histological results. V. Lekovic, E. B. Kenney, J.C. Sa Ferreira, T.J. Han, B. Dimitrijevic, F.A. Carranza, Jr. In D. van Steenberghe, editor: Tissue Integration in Oral and Maxillofacial Reconstruction, p. 448-457. Excerpta Medica, Amsterdam 1986.

6. A comparative clinical study of solid and grandular porous hydroxylapatite implants in human periodontal osseous defects. E. B. Kenney, V. Lekovic, F.A. Carranza, Jr. and B. Dimitrijevic, T. Han and H. Takei. J. Biomat. Res., 22:1233-1243, 1988.

7. Porous hydroxylapatite: E. B. Kenney, F.A. Carranza, Jr., H.H. Takei, V. Lekovic, T.J. Han and J.J. Elbaz, J. Cal. Dent. Ass. 17:53-58, 1989.

8. Anterior esthetics: Preservation of the Interdental papilla Takei, H.H., Yamada, H.N. and Han, T.J. Dent. Clinics North Amer., 33:263-274, 1989.

9. Alloplastic Materials in Reconstructive Periodontal Surgery, Shetty, V., and Han,T.J., Dent. Clinics North Amer., 35:3:521-530, 1991.

10. The use of a Connective Tissue Barrier in the Treatment of Grade II Furcation Involvements. Han, T.J. J. Calif. Dent. Assoc. 20:47-50, 1992.

11. The Strip Gingival Autograft Technique. Han, T.J., Takei, H.H., and Carranza, F.A. Jr. Internat. J. Periodont. Restor. Dent. 13,2:180-187, 1993.

12. The Strip Gingival Autograft Technique Used for the Correction of Mucogingival Problems Around Implants. Han, T.J., Klokkevold, P., and Takei, H.H. Internat. J. Periodont. Restor. Dent. 13, 4:405-410, 1995

13. Progress in Gingival Papilla Reconstruction, Han. T.J., Takei, H.H., Periodontology 2000, Vol. 11, 65-68, 1996.

14. A Randomized Clinical Trial Comparing the Efficacy of Mandibular Implant-Supported Overdentures and Conventional Dentures in Diabetics Patients. Part I. Methodology and Treatment Outcome, Kapur, K.K., Garrett, N. Hamada, M. Han, T.J., Freymiller, E. Levin, S. Roumanas, E. Diener, R., Ida, R. J Pros Dent. 79:555-69, 1998.

15. A Randomized Clinical Trail Comparing the Efficacy of Mandibular Implant-Supported Overdentures and Conventional Dentures in Diabetic Patients. Part II. Comparisons of Masticatory Performance. Garrett, N., Hamada, M., Kapur, K., Roumanas, E., Freymiller, E., Han, T., Diener, R., Levin, S., and Chen, T. Journal of Prosthetic Dentistry, 79:632-40, 1998.

16. A Randomized Clinical Trail Comparing the Efficacy of Mandibular Implant-Supported and Conventional Dentures in Diabetic Patients. Part III. Comparisons of Patient Satisfaction. Kapur, K., N., Hamada, M., Frymiller, E., Han, T., Diener, R., Roumanas, E., and Levin, S. Journal of Prosthetic Dentistry, 82:416-27, 1999.

17. A Randomized Clinical Trail Comparing the Efficacy of Mandibular Implant-Supported Overdentures and Conventional Dentures in Diabetic Patients. Part IV. Comparisons of Dietary Intake. Hamada, M., Garrett, N., Roumanas, E., Kapur, K., Freymiller, E., Han, T., Diener, R., Chen, T., and Levin, S. Journal of Prosthetic Dentistry, 85:53-60, 2001.

18. Immediate Implant Placement with Immediate Provisional Crown Placement: Three case report. Park, K.B., Han, T.J., Kenney, B. Prac. Perio. Aesthetic. Dent. 2002: 14 (2)

19. Bmi-1 Cooperates with Human Papillomavirus Tupe 16 E6 to Immortalize Normal Human Oral Keratinocytes. Kim,R.H., Kang,M.K., Shin, K., Oo,Z.M., Han,T.J., Baluda,M.A., Park,N-H. Experimental Cell Research 313(2007) 462-472

20. Elevated Bmi-1 Expression is Associated with Dysplastic Cell Transformation During Oral Carcinogenesis and is Required for Cancer Cell Replication and Survival. Kang,MK., Kim,RH., Kim,SJ., Yip,FY., Shin,KH., Dimri,GP., Christensien,R., Han,TJ., and Park,N-H. British Journal of Cancer(2007)96,126-133

B. BOOK CONTRIBUTIONS
F.A. Carranza, Jr., H.H. Takei and T.J. Han: Chapter on Flap technique for pocket therapy. In: F.A. Carranza, Jr.: Glickman’s Clinical Periodontology. 7th Edition, W.B. Saunders, 1990.

Han, T.J., Jovanovic, S.A. and Kenney, E.B.: Chapter on Treatment of Peri-Implant Osteitis Around Functioning Dental Implants. In: Ray Fonseca and Howard Davis: Reconstructive Pre-Prosthetic Oral and Maxillofacial Surgery, 2nd Edition, W.B. Saunders, 1995.

Han, T.J.: Chapter 64 – Surgical Therapy in Implantology. F.A. Carranza, Jr.: Glickman’s Clinical Periodontology, 8th Edition, W.B. Saunders 1996.

Han, T.J., Park, K.B.: Surgical Therapy in Implantology. Newman, Takei, Klokkovold, Carranza’s Clinical Periodontology, 9th edition, W.B. Saunders 2002.

Han, T.J., Park, K.B.: Surgical Therapy in Implantology. Newman, Takei, Klokkovold, Carranza’s Clinical Periodontology, 10th edition, W.B. Saunders 2008.

C. THESIS
The use of porous hydroxylapatite in the treatment of human periodontal osseous defects. T.J. Han. Master Thesis, UCLA, 1985.

D. ABSTRACTS
Clinical, substantivity and microbiological studies of fluoride-coated dental floss. T.F. Tsao, T. Han, G.L. Pattison, M.G. Newman, A.K. Kaufman, and F.A. Carranza, Jr. J. Dent. Res. 61:314, 1982.

Physical and antibacterial properties of Sn fluoride-coated floss. A.K. Kaufman, M.G. Newman, T.F. Tsao, T. Han, Gordon L. Pattison. J. Dent. Res. 61:1982.

Porous hydroxylapatite as a structural implant for human periodontal defects. E.B. Kenney, V. Lekovic, F.A. Carranza, Jr., B. Dimitrijevic and T. Han. J. Dent. Res. 63:221, 1984.

The use of a porous hydroxylapatite implant in human periodontal defects. V. Lekovic, E.B. Kenney, F.A. Carranza, Jr., B. Dimitrijevic and T. Han., J. Dent. Res. 64:218, 1985.

Interpore 200 implants in interproximal periodontal defects. 12 months results. E. B. Kenney, V. Lekovic, T.J. Han, F.A. Carranza, Jr. B. Dimitrijevic and H.H. Takei. J. Dent. Res. 66:196, 1987.

Tactile Sensitivity and Masticatory Performance in Diabetic Denture Wearers. Ida, R., Garrett, N., Hamada, M., Han, T., Levin, S., and Kapur, K. J Dent Res. 71:301, 1992.

Efficacy of Implant Supported and Conventional Mandibular Dentures in Diabetics: Entry Comparisons. Kapur, K., Garrett, N., Hamada, M., Diener, R., Roumanas, E., Freymiller, E., Han, T., Lewis, S. J Dent Res 74:227, 1995.

Comparisons between Insulin and Non-insulin Treated Diabetic Denture Wearers. Kapur, K., Garrett, N., Hamada, M., Roumanas, E., Freymiller, E., Han, T., Chen, T. Levin, S. J Dent Res 75:59, 1996.

Functional Comparisons Between Insulin and Non-insulin Treated Diabetic Denture Wearers. Garrett, N., Kapur, K., Hamada, M., Diener, R., Freymiller, E., Han, T., Song, D., Levin, S. J Dent Res 75:59, 1996.

Treatment Outcome Comparisons Between Implant-Supported and Conventional Mandibular Dentures. Kapur, K., Garrett, N., Hamada, M., Freymiller, E., Han, T., Roumanas, E., Chen, T., Levin, S. Treatment Outcome Comparisons Between Implant Supported and Conventional Mandibular Dentures. J Dent Res 76:179, 1997.

Masticatory Performance Comparisons Between Implant-supported and Conventional Mandibular Dentures. Garrett, N., Kapur, K., Hamada, M., Diener, R., Roumanas, E., Freymiller, E., Han, T., Chen, T., Levine, S. J Dent Res 76:179, 1997.

Patient Satisfaction Comparisons Between Mandibular Conventional and Implant-supported Dentures. Kapur, K., Garrett, N., Hamada, M., Diener, R., Roumanas, E., Freymiller, E., Han, T., Chen, T., and Levin, S. Journal of Dental Research, 77(a):113,1998.

Oral Clearance Comparisons Between Implant-supported and Conventional Mandibular Dentures. Garrett, N., Kapur, K., Hamada, M., Diener, R., Roumanas, E., Freymiller, E., Han, T., Chen, T., and Levin, S. Journal of Dental Research, 77(a):113,1998.

Mitochondrial Dysfunction in Normal Human Oral Keratinocytes. Kang, MK., Shin, K-H., Han, T., and Park, N-H. Journal of Dental Research 83 (Special Issue), Proceedings of the International Association for Dental Research meeting, 2004.

Telomere Length-independent Senescence of Human Oral Keratinocytes Cultured with Feeder Layers. Kang, MK., Kameta, A., Shin, K-H., Han, T., Baluda, MA., and Park, N-H. Journal of Dental Research 83 (Special Issue), Proceedings of the International Association for Dental Research meeting, 2004.

Bmi-1 Diagnostic Marker for Oral Cancer. Kim, S.G., Kim, R.H., Shin, K.H., Han, T., Christensen, R., Park, N.H., and Kang, M.K. Proceedings of the International Association for Dental Research Meeting, March 2006.

Extension of Replicative Life Span by Bmi-1 in Human Oral Keratinocytes. Kim, R.H., Kim, S.G., Shin, K.H., Han, T., Park, N.H., and Kang, M.K. Proceedings of the International Association for Dental Research Meeting, March 2006.

INVITED LECTURES

1984	University of California, Los Angeles, Graduate Seminar on hydroxylapatite implantation in human periodontal defects.(approx. 30 attended)
1984	Emory University, School of Dentistry, Graduate Seminar on solid porous hydroxylapatite in human periodontal defects. (approx. 20 attended)
1984	New York University, School of Dentistry, NY, Graduate Seminar on solid porous hydroxylapatite in human periodontal defects. (approx. 25 attended)
1984	Korean Dental Association of USA, Los Angeles, CA, General Periodontics. Six sessions of lectures-once a month. (35 participants)
1985	Seoul National University/Korean Academy of Periodontology, Seoul, Korea, Use of Solid HA in Periodontal Defects. (approx. 100 attended)
1986	Korean Dental Association of USA, Los Angeles, CA, Periodontics for general practitioner, two day course. (55 participants)
1986	Los Angeles Periodontal Study Group. Periodontics for General Practitioner, two day course. (30 participants)
1985-1989	UCLA Extension, American and Foreign Refresher Programs on Periodontology (Classes are held two quarters each year).
1987	UCLA School of Dentistry Continuing Education, Surgical Update in Periodontics. One day course. (80 attended)
1987	Houston Society of Periodontics, Texas. Osseous Integrated Implants. (Approx. 50 attended)
1987	Korean Dental Association of U.S.A, LA, CA. Anterior Esthetics and Mucogtingival Periodontal Surgery. (60 attended)
1987	Seoul National University, Korea, School of Dentistry. Mucogingival Surgery. (150 attended)
1987	Yeon Sei University, Korea, School of Dentistry, Principles of Periodontal Treatment. (60 attended)
1987	Kyung Hee University, Korea, School of Dentistry, Implants in Periodontics. (45 attended)
1987	Dan Kook University, Korea, School of Dentistry, Implants and Ridge Augmentation. (90 attended)
1987	Kyung Book National University, Korea, School of Dentistry, Mucogingival and Implant Surgeries in Periodontics. (100 attended)
1987	Busan Society of Periodontics, Korea. Periodontics for General Practitioner. (40 attended)
1988	Korean Dental Association of U.S.A. Periodontics for General Practitioner.(65 attended)
1988	Torrance Periodontal Study Group, Torrance, CA Surgical Update in Periodontics.(25 participant)
1988	74th American Academy of Periodontology Scientific Sessions Annual Meeting, San Diego. Flap Management in Surgical Therapy – Continuing Education Course. (Approx. 600 attended the session)
1988	1988 Korea Academy of Periodontology Annual Scienetific Sessions, Korea. New Surgical Techniques in Periodontics (The main speaker-Approx. 300 attended the lecture)
1988	Osaka Dental Study Group, Japan. New Surgical Techniques in Periodontics- one day course. (30 attended)
1988	Academy of Orthodontic Therapy,Korea. Periodontic and Orthodontic Relationship. (80 attended)
1988	Korean Dental Association of U.S.A, LA, CA. Flap Management in Periodontal Surgery: Update -one day course. (65 attended)
1989	Los Angeles Periodontal Study Group, Los Angeles, Non Surgical and Surgical Periodontics in General Dentistry -six day course. (55 participants)
1989	75th American Academy of Periodontology. Scientific Sessions Annual Meeting, Washington, D.C. Split Flap Thickness Management in Periodontal Surgery Update-Continuing Education course (Approx. 400 attend the session)
1989	Korean Dental Association of U.S.A, LA, CA. Hands on Surgical Workshop in Periodontics -two day seminar. (30 participants)
1989	Osaka Dental Study Group, Japan. Use of Split Flap Thickness in Periodontal and Implant Surgery-two day course. (approx. 50 participants)
1989	UCLA Continuing Education, Surgical Update in Periodontics -one day course. (65 attended)
1989	San Fernando Valley Dental Society, New Surgical Techniques in Periodontics. (80 attended)
1990	Torrance Periodontal Study Group, Torrance, CA, Surgical Update in Periodontics.-Western Society of Periodontology sponsored. (Approx. 30 attended)
1990	UCLA Continuing Education, Surgical Update in Periodontics- one day course. (65 attended)
1990	Tokoyama Industry, Ginja (Tokyo), Japan. Clinical Use of HA in Periodontics.(30 attended)
1990	1990 Korean Academy of Esthetics Annual Meeting, Seoul, Korea. Esthetics in Periodontal & Implant Surgery (105 attended)
1990	Dan Kook University, Korea. Implant Surgery & Periodontics. (60 attended)
1990	Southern California Osseointegration Los Angeles, Surgical Video demonstration and lecture on Periodontal and Implant Surgery (30 attended).
1991	Santa Barbara Periodontal Study Group (University of Pacific Sponsored). Periodontal Surgical Update- Six full day sessions. (20 participants)
1991 (April)	1991 Osseointegrated Implant Symposium. Post-Doctoral Institute of Clinical Dentistry of Meikai University, Tokyo, Japan. Flap Management in Implant Surgery, Special lecture (The main speaker, approx. 300 attended the session)
1991 (April)	Meikai University, School of Dentistry Post-Graduate Special Lecture.Tokyo, Japan. Flap Management in Implant Surgery. (40 attended)
1991 (June)	1991 American Academy of Periodontology Implant Conference. Washington, D.C. Soft Tissue Management in Implant Surgery (Approx. 800 attended the session).
1991 (October)	1991 UCLA Periodontal Post-Graduate 15 year Anniversary Symposium, Westwood. Flap Management in Implant Surgery.(80 attended)
1991 (October)	77th American Academy of Periodontology Scientific Sessions Annual Meeting, Vancouver, Canada. Flap Management in Periodontal and Implant Surgery. Continuing Education Course (Approximately 300 attended the session).
1991 (November)	1991 UCLA School of Dentistry Alumni Association Annual Meeting, Los Angeles. Flap Management in Periodontal and Implant Surgery (Approximately 150 attended the lecture)
1991 (November)	Korean Dental Association of USA, Los Angeles, Flap Management in Implant Surgery. (65 attended)
1991 (November)	1991 Korean Academy of Periodontology, Annual Scientific Meeting, Seoul Korea. Special Lecture – Flap Management in Implant Surgery. (The main speaker, Approximately 200 attended the session)
1991 (November)	Seoul National University, School of Dentistry, Periodontal – Implant Special Lecture, Seoul, Korea. Use of Gore-Tex Membrane In Implant and Periodontal Surgeries. (Approximately 120 attended)
1991 (December)	Loma Linda University, School of Dentistry. Flap Management in Periodontics and Implant Surgeries. (Faculties and Graduated Students-45 attended)
1992 (March)	UCLA Special Studies in Implants and Periodontics (Japanese Periodontal Study Club). Flap Management in Implant Surgery (Approximately 30 participants)
1992 (May)	The Second UCLA Implant Symposium, 1992, Palm Springs, CA Flap Management in Implant Surgery (One of the main speaker- Approximately 300 attended)
1992 (May)	1992 Japanese Association of Periodontology Annual Scientific Meeting, Nagoya, Japan. Flap Management in Periodontics and Implant Surgery (One of the main speakers. Approximately 500 attended the session)
1992 (May)	Beijing Medical – Dental University, Beijing, China. Meikai University. Post Doctoral Institute Inauguration. Scientific Exchange. Flap Management in Implant Surgery (50 attended)
1992 (June)	The UCLA Second Annual Conference in Hawaii, 1992, Hawaii. Implants and Esthetic Dentistry. (One of the main speakers-100 participants)
1992 (September)	1992 Western VA Dental Implant Symposium, Santa Monica, CA. Flap Management in Implant Surgery.(50 attendance)
1992 (October)	2nd Asian Academy of Esthetic Annual Scientific Sessions, Seoul, Korea. Esthetics in Periodontics and Implantology (One of the main speakers, approximately 500 attended).
1992 (October)	Seoul National University, School of Dentistry Korea Periodontal-Implant Special Lecture. Bone Augmentation around Implants and Treatment of Peri-Implantitis (The main speaker, approximately 120 attended the lecture)
1992 (November)	78th American Academy of Periodontology Scientific Sessions Annual Meeting, Orlando, Florida. How to avoid Esthetic Nightmares. Continuing Education (Approximately 400 attended the session)
1992 (December)	Korean Dental Association. LA, CA. Two-day Periodontal and Implant Regeneration Workshop (50 participants)
1993 (January)	UCLA Continuing Education. Flap Management in Implant Esthetics (one day course-80 attended).
1993 (February)	Fukoka Dental Retreat Meeting. Fukoka Dental Association Building, Japan. State of the Art Periodontics and Implantology (The main speaker – approximately 400 attended – 2 days).
1993 (March)	UCLA Continuing Education. Treatment of Peri-implantitis (One day course-80 attended)
1993 (April)	1993 Wisconsin Society of Periodontology Annual Meeting. Surgical update in Periodontics and Implant Esthetics (100 attended)
1993 (June)	27th Spanish Society of Periodontology Annual Scientific Session, Muracia, Spain. Flap management in Esthetic Implantology (One of the main speakers – approximately 300 attended).
1993 (June)	USC Continuing Education Study Group on Implantology. Surgical Management in Implantology. (Approx. 100 attended).
1993 (July)	Seoul and Busan Perio- Implant Study Group, Korea. Special Course on Implantology and Periodontal Esthetics (The main speaker, approximately 200 attended the lecture).
1993 (August)	1993 Costa Rica Academy of Periodontology Annual Scientific Session. Esthetics and Flap Management in Implant and Periodontal Surgery (The main speaker- Approx. 200 attended)
1994 (July)	1994 American Academy of Periodontology and American College of Prosthrodontist Joint Implant Conference, Chicago, Illinois. Esthetics in Implantology (1500 attendeed the conference).
1994 (November)	80th American Academy of Periodontology Scientific Sessions, Annual Meeting, San Francisco, CA. Mucogingival Surgery Continuing Education (Approximately 500 attended the session)
1995 (April)	1995 American Academy of Periodontology, Esthetic and Regenerative Periodontal Surgery Conference, Dallas, Texas. Hard Tissue Regeneration use of Periosteum (1200 attended the conference)
1995 (May)	Seoul National University, School of Dentistry (Special Lecture). Seoul, Korea. Flap Management in Periodontal and Implant Surgery (100 attended)
1995 (July)	Dental University of Valporaiso and Periodontal Society of Chili. Santiago Chili. Esthetics in Implantology (Approx. 80 attended)
1995 (July)	Fundacion Independencin. Cordoba, Argentina Esthetic Periodontal & Implant Reconstruction. Lecture and Live Surgery (80 attended).
1995 (November)	1995 International Dentist Implant Symposium. San Diego, California. Esthetics in Implantology (One of the main speakers, Approx. 300 attended symposium).
1996 (Jan)	1995 International Dental Congress of Sao Paulo Dental Association. Sao Paulo, Brazil. Esthetic Placement of Dental Implants (One of the main speaker, approx. 200 attended the lecture).
1996 (April)	Specialists in Periodontology and Implantology (Faculties of University of Paris VII). Paris, France. Esthetic in Periodontal and Implantology (Approximately 30 attended).
1996 (April)	Live Surgical Demonstration workshop. San Sebastian, Spain. Esthetic Periodontal and Implant Surgery.
1996 (May)	The 1996 Annual American Academy of Periodontology Implant Conference. San Francisco, California. Esthetic Surgical Consideration in Implantology (Approx. 700 attended the lecture).
1996 (October)	The 82nd American Academy of Periodontology-Scientific Sessions Annual Meeting. New Orleans, Louisiana. Flap Management and Tissue Augmentation in Periodontics and Implantology. Continuing Education (Approx. 300 attended the lecture)
1997 (April)	The 2nd Mercosul Dental Congress. Iguassu Falls, Brazil. Plastic Surgery in Periodontics and Implantology (One of the main speakers- Approx. 100 attended the session).
` 1997 (April)	Periodontic Society of Chili. Santiago, Chili. Cosmetics and Regenerative Periodontal Implant Surgery (100 attended)
1997 (April)	Argentinean Society of Periodontology, Buenos Aires, Argentina (Special Lecture). Esthetic Periodontal and Implant Surgery (Approx. 150 attended)
1997 (April)	The 6th International Academy of Periodontology. Seoul, Korea. Aesthetic Aspects of Periodontal Surgery (One of the main speakers, Approx. 500 attended the session)
1997 (September)	The 8th FDI/World Dental Congress. Seoul, Korea. Prosthetic Related Surgery (Approx. 500 attended the session)
1997 (October)	The 3rd World Dental Meeting in Japan. Yokohama, Japan. Esthetic Surgical Consideration in Implantology (Approx. 600 attended the session).
1997 (October)	The 83rd Annual American Academy of Periodontology-Scientific Sessions, San Diego, California. Esthetic Ridge Augmentation for Implants, Continuing Education (Approx. 400 attended the lecture).
1997 (November)	Wilshire Park Dental Institute and UCLA School of Dentistry. Brazilian Academy of Osseointegration Study Group. LA, California. Hands on Workshop and Live Surgical Demonstrations (Approx. 30 participants).
1998 (Feb.)	German-UCLA Periodontal and Implant Study Group. Wilshire Park Dental Institute, Los Angeles. Live Periodontic and Implant Surgery Demonstration (Approx. 30 participants).
1998 (May)	The 1998 Annual Scientific Session of Brazilian Academy of Osseointegration. San Paulo, Brazil. Esthetics in Implantology (The main speaker, approx. 200 attended).
1998 (July)	Tokyo-UCLA Periodontal and Implant Study Group. Wilshire Park Dental Institute, Los Angeles. Live Periodontal Surgical Demonstration (Approx. 30 participants)
1998 (September)	The 1998 Wisconsin Dental Association Annual Sessions. Milwaukee, Wisconsin. Esthetic Flap Management in Periodontal and Implant Surgery.
1999 (Feb)	The 1999 Annual HANA Implant Symposium. Korea. Trends in Dental Implantology (The main speaker, approx. 300 attended).
1999 (May)	UCLA CE Program. Japanese Advance Periodontics and Implant Therapy Study Club. L.A, CA Advances in Implants and Periodontal Surgery (Approx. 30 participants).
1999 (Aug)	The 1999 Wilshire Park Center Institute Implant Symposium. Seoul, Korea. Periodontics and Implantology for the New Millennium. (One of the main speaker, approx. 500 attended).
2000 (June)	UCLA CE Program. Tokyo Advance Studies in Periodontics and Implant Therapy Study Group. L.A,CA. Advances in implant and periodontal surgeries- Lecture and Hands-on. (Approx. 30 participants).
2000 (June)	The 2000 Annual Combined Meeting of Congress of Esthetics, Implantology and Oral Rehabilitation. Santiago, Chile. Current Techniques in Esthetics Implant Surgery (One of the Main Speaker- approx. 400 attended the session)
2000 (September)	The 86th Annual American Academy of Periodontology. Scientific Sessions. Honolulu, Hawaii. Papilla Regeneration Continuing Education (Approx. 250 attendees in the session.)
2001 (February)	The 2001 Annual Hana - UCLA Implant Symposium. Seoul, Korea. Current Concepts in Implant Dentistry. (The main speaker, Approx. 600 attended the lecture)
2001 (July)	The 2001 GCI Annual Dental Implant Symposium. Fukuoka, Japan. Current Concepts in Implant Dentistry. (The main speaker, Approx. 300 attended the lecture)
2001 (July)	BDPG Periodontal Study Group. Seoul, Korea. Current Status of Clinical Periodontology. (80 participants)
2002 (February)	The 40th Annual Gundersen Medical Foundation Dental Seminar. LaCrosse, Wisconsin. Esthetics in Dental Implant Surgery. (The main speaker, Approx. 100 attended)
2002 (April)	The 2002 California Dental Association Annual Scientific Meeting. Anaheim, California. Current Concepts in Dental Implant Esthetics (Approx. 250 attended the session)
2002 (April)	The 2002 Annual Japanese Society of Periodontology Scientific Meeting, Tokyo, Japan. Current Concepts Esthetic Implant Dentistry. (One of the main speakers, approx. 300 attended the session)
2002 (May)	The 2002 American Academy of Periodontology Esthetic and Regenerative Periodontal Surgery Conference. Chicago, Illinois. Root Coverage Periodontal Plastic Surgery. (Approx. 1,000 attended the conference)
2002 (June)	MIR Dental Hospital Grand Opening Scientific Meeting. Taegue, Korea. Esthetic in Dental Implant Surgery. (The main speaker, Approx. 150 attended the lecture)
2002 (July)	The 2002 Asian Academy of Esthetic Dentistry Scientific Meeting, Seoul, Korea. Current Esthetic Concepts in Implant Dentistry. (One of the main speakers, approx. 1, 200 attended)
2002 (August)	Meikei – Asahi School of Dentistry Periodontal Implant Continuing Education, Tokyo, Japan. Sinus Bone Augmentation and Distraction Osteogenesis. (40 attended)
2002 (September)	The 88th Annual American Academy of Periodontology Scientific Sessions, New Orleans, Louisiana. Papilla Regeneration. Continuing Education (Approx. 250 attended the session)
2002 (October)	The 4th World Dental Meeting in Japan, Yokohama, Japan. Current Concept in Esthetic Approach to Implant Surgeries. (Approx. 300 attended the session)
2003 (June)	Osseointegration Study Club of Southern California, Los Angeles, California. Esthetics in Dental Implant Surgery. (Approx. 80 attended)
2003 (September)	The 2003 MIR Dental Network Inaugural Scientific Meeting, Seoul, Korea. Esthetics in Dental Implant Surgery. (The main speaker, approx. 500 attended)
2003 (October)	UCLA – Implant Innovation(3i) Mini Residency in Implant Dentistry(UCLA Continuing Education), Los Angeles, California. Advanced Surgical Techniques in Dental Implantology. (Approx. 40 participants from Korea)
2003 (November)	The 10th Anniversary Academic Meeting of Korean College of Oral Implantology, Seoul, Korea. Immediate Implantation-Current Concepts. (The main speaker, approx. 200 attended)
2003 (November)	Seoul National University Post Graduate Dental Seminar, Seoul Korea. Predictable Dental Implant in Maxillary Posteriors.(Approx. 50 attended)
2003 (December)	Beijing Union Medical Center – Wilshire Park Dental Faculty Scientific Exchange, Los Angeles, California. Current Concepts in Dental Implant Surgery. (Approx. 20 attended)
2004 (January)	UCLA – Implant Innovation(3i) Mini Residency in Implant Dentistry(UCLA Continuing Education), Los Angeles, California. Current Concepts in Dental Implant Surgery. (Approx. 50 participants from Japan)
2004 (March)	Wilshire Park Dental Institute Mini Implant Symposium; BDPG Periodontal Study Group from Korea, Los Angeles, California. (Approx. 45 participants)
2004 (April)	25th Anniversary UCLA Periodontal Seminar, Los Angeles, California. Immediate Implantation and Provisionalization (Approx. 100 attended)
2004 (April)	UCLA – Japanese Periodontal Study Group Annual Meeting; Lanai, Hawaii. Complex Interdisciplinary Treatment Planning. (Approx. 30 participants)
2004 (June)	Wilshire Park Dental Institute Mini Implant Symposium. IPOI Implant Study Group from Japan; Los Angeles, California. (Approx. 45 participants)
2004 (September)	Meikai-Asahi-UCLA Continuing Education, Tokyo, Japan. Sinus Membrane Elevation and Bone Augmentation (3 days seminar Approx. 40 attended).
2005 (January)	Meikai-Asahi-UCLA Continuing Education, Fukuoka, Tokyo, Ggyfu, Japan. Sinus Elevation and Complex Posterior Implant Surgeries. (One of the main speakers, Total 400 attended)
2005 (April)	Tokyo Evidence Based Study Group Symposium, Tokyo, Japan. Current Concepts in Esthetic Dental Implantology. (The main speaker, approx. 150 attended)
2005 (May)	UCLA-Japanese Periodontic Study Group Seminar, Los Angeles, CA. Complex Bone Augmentations in Dental Implantology. (30 participants)
2005 (June)	Korean American Dental Association of USA Seminar, LA, CA. Current concepts in Esthetic Dental Implantology. (Approx. 60 attended)
2005 (August)	The 30th American Academy of Esthetic Dentistry Annual Meeting, Kohala Coast Hawaii. Interdisciplinary Approach to a Complex Maxillary Esthetic Case (Approx. 500 attended the meeting)
2005 (August)	2005 UCLA-MINEC Implant Symposium, LA, CA. Advanced Implant Surgery and Esthetic Procedures-4 days (Approx. 40 attended)
2005 (September)	Wilshire Park Dental Institute Mini Implant Symposium. Osaka Implant Study Group from Japan; Los Angeles, California. Advanced Implant Surgery and Esthetics -3 days(Approx. 20 attended)
2005 (October)	The 12th Korean American Dental Association of USA Biennial Scientific Conference, Glendale, CA. Esthetics in Implant Dentistry. (One of the main speakers- Approx. 80 attended the session)
2005 (November)	2005 Korean Academy of Periodontology Annual Scientific Meeting, Seoul Korea. Esthetics in Implant Dentistry. (The main speaker-Approx. 500 attended)
2006 (May)	Wilshire Park Dental Institute Mini Implant Symposium. IPOI-BDPG Implant Study Group from Japan and Korea; Los Angeles, California. Current Status in Bone Augmentation for Dental Implants (3 days seminar, Approx. 45attended).
2006 (July)	2006 UCLA-MINEC Implant Symposium, Maui. Current Status of Esthetics in Implant Dentistry. (approx. 30 participants)
2006 (September)	The 92nd Annual American Academy of Periodontology Scientific Sessions, San Diego, California. Esthetics in Implant Dentistry. (Approx. 350 attended the session)
2006 (September)	Wilshire Park Dental Institute Mini Implant Symposium. Osaka Implant Study Group from Japan; Los Angeles, California. Current Status in Bone Augmentation for Dental Implants (3 days seminar, Approx. 20attended).
2006 (October)	Yeonsei School of Dentistry-Post Graduate Seminar. Seoul, Korea. Current Concepts in Esthetic Dental Implantology. (approx. 60 attended)
2006 (October)	UCLA-Graduate Advanced Implant Seminar, Los Angeles, CA. Esthetics in Dental Implantology. (approx. 40 attended)
2006 (October)	University of Belgrade, School of Dentistry Implant Seminar, Belgrade, Yugoslovia, Current concepts in Esthetic Dental Implantology. (Approx. 60 attended)
2006 (November)	Meikai-Asahi-UCLA Continuing Education, Tokyo, Japan. Sinus Membrane Elevation and Bone Augmentation (3 days seminar Approx. 35 Participants).
2006 (November	) 2006 Aesthetic Dental Institute Annual Scientific Meeting, Los Angeles, Ca. Current Esthetic Concepts in Implant Dentistry (One of the main speaker, approx. 250 attended)
2007 (March)	Loma Linda school of Dentistry Graduate Seminar, Loma Linda, CA. Advanced Implant Surgery and Esthetic Procedures. (Approx. 20 attended)
2007 (April)	2007 UCLA-MINEC Implant Symposium, Bali, Indonesia. Update on Dental Implant Esthetics and Bone Augmentation. (approx. 25 participants)
2007 (May)	The 5th World Congress of the International Federation of Esthetic Dentistry Scientific Meeting, Seoul Korea. Esthetic Management in Implant Dentistry. (One of the keynote speakers and session chairmen- approx. 3000 attended the Meeting)
2007 (May)	The 5th World Congress of the International Federation of Esthetic Dentistry Scientific Meeting, Seoul Korea. Esthetic Management in Implant Dentistry. (One of the keynote speakers and session chairmen- approx. 3000 attended the Meeting)
2007 (May)	USC-UCLA Dental Symposium(Tribute to Dr. Carranza and Dr. Stal), University of Southern California, Ca. Achieving Esthetics in Implant Dentistry. (One of the main speakers. Approx. 60 attended)