SUNY at Buffalo, UMKC, and the UCLA Center of Cosmetic Dentistry. He has consulted with numerous manufacturers� in product development and refinement and is on the editorial board of Practical Procedures & Aesthetic Dentistry, Contemporary Esthetics, Signature, and is the past editor of the Journal of the American Academy of Cosmetic Dentistry. He is also the current clinical editor of the Dental Practice Report, as well as a member of the Esthetic Dentistry Research Group, which publishes REALITY and REALITY NOW. He is an accredited member and Fellow of the American Academy of Cosmetic Dentistry. He was the founder and past director of P.A.C.~live, and is now the director of The Hornbrook Group Aesthetic Seminars. He has lectured internationally on all facets of esthetic dentistry and has published articles in most of the leading dental journals.