Staff

John M. Powers, PhD

Dr. Powers is a graduate of the University of Michigan, earning a B.S. in Chemistry in 1967 and a Ph.D. in Dental Materials and Mechanical Engineering in 1972. He was a professor at the University of Michigan School Of Dentistry from 1972 to 1988 and at the University of Texas Dental Branch at Houston from 1988 to 2005. He is currently Professor of Oral Biomaterials at the University of Texas Dental Branch at Houston as well as Senior Vice-President of Dental Consultants, Inc. Dr. Powers co-founded THE DENTAL ADVISOR in 1983, and continues his role as Editor of the publication.

Dr. Powers is a member of the American Association for Dental Research and the American Dental Education Association. He is also a fellow of the Academy of Dental Materials.

Dr. Powers is an investigator on scientific protocols evaluating adhesives, composites, impression materials, and cements. Dr. Powers has authored more than 940 scientific publications. He is editor/author of three books: Craig's Restorative Dental Materials, Dental Materials - Properties and Manipulation, and Esthetic Color Training in Dentistry. He lectures internationally on research in dental materials.

Dr. Powers lives in Ann Arbor, Michigan, with his wife, Susan.

John A. Molinari, PhD

Dr. Molinari has a B.A. in Biology from St. Vincent College and a Ph.D. in Microbiology from the University of Pittsburgh School of Dental Medicine. Dr. Molinari is Director of Infection Control in THE DENTAL ADVISOR Biomaterials Research Center.

Ron Yapp, MS

Ron Yapp is a graduate of the University of Michigan, earning a B.S. in Mechanical Engineering in 1968 and a M.S. in Dental Materials in 1972. He has consulted for several companies on biocompatibility in designing, developing, and mechanically and clinically testing bone growth in orthopedic joint replacement implants.

Mr. Yapp served as Director of the Spine Product Research & Development Program at Johnson & Johnson before founding his own company, BioQuest Medical, to focus on new product design and development in the Orthopedic and Neurosurgical Instrument sector. Currently, he is Director of Research for THE DENTAL ADVISOR Biomaterials Research Center.