Roger Ellwood
Colgate-Palmolive Company
Roger Ellwood is Director of Clinical Research for Europe in the Oral Care Research and Development Division of the Colgate-Palmolive Company. He is based in Manchester, UK where he is the Director of the Colgate Palmolive Dental Health Unit, a unique collaboration between Colgate Palmolive and the University of Manchester. The Unit specializes in the development of clinical trial methods.
Roger has a Bachelor of Dentistry degree from Liverpool University, A Master of Dental Surgery and Doctor of Philosophy degree from University College Cork and a Master of Science Degree from the University of Manchester. He holds an Honorary Chair in Dental Diagnostic Science at the University and is a recognized Specialist in Dental Public Health. His research is focused on diagnostic science and in particular caries and periodontal disease. He is also a world renowned expert on fluoride and fluorosis. He is the author of over 100 peer reviewed scientific articles and book chapters and is a regularly invited speaker at international conferences.
Roger has a Bachelor of Dentistry degree from Liverpool University, A Master of Dental Surgery and Doctor of Philosophy degree from University College Cork and a Master of Science Degree from the University of Manchester. He holds an Honorary Chair in Dental Diagnostic Science at the University and is a recognized Specialist in Dental Public Health. His research is focused on diagnostic science and in particular caries and periodontal disease. He is also a world renowned expert on fluoride and fluorosis. He is the author of over 100 peer reviewed scientific articles and book chapters and is a regularly invited speaker at international conferences.
Chi Shing Wong
Colgate-Palmolive Global Toothbrush Division
Chi Shing Wong is a member of Product Development of the Colgate-Palmolive Global Toothbrush Division. Chi Shing is a chemical engineer with expertise in polymeric materials. His career spans over thirty plus years in the research and development of various medical device products. Presently, he is responsible in the recommendation, selections and evaluation of materials for the design of toothbrushes and oral care devices at Colgate.
Chi Shing is a member of ADA Standards Committee on Dental products and the chairperson of the manual toothbrush and powered toothbrush working groups. He is also a US delegate and acting US expert at the International Organization for Standardization (ISO) Oral Care Products meetings.
James G Masters
Colgate Palmolive Company
James G Masters is currently Director of Technology in the Personal Care Products Division of the Colgate Palmolive Company. The scope of his research programs cover all personal care benefit areas relevant to Colgate Palmolive’s Personal Care business. Research emphasis includes skin inflammation, skin feel properties , sweat physiology (antiperspirant and malodor protection), skin moisturization and barrier repair technology.
Prior to this, after receiving his Ph.D. in Inorganic Chemistry from the University of Pennsylvania, Jim started his career spending he first 17 years developing and validating novel product introductions and technologies in the Oral Care Division of Colgate Palmolive with the goal of delivering enhanced product performance , efficacy and aesthetic quality across several key research areas, which include surface chemistry and colloid science, tooth wear and tooth erosion, anticaries efficacy and dentin hypersensitivity. He has extensively published in the area of Dental Research , as well as in Surface and Colloid Chemistry and holds over 20 US patents in area of Dental Science.
Michael Prencipe
Colgate Palmolive Company
Michael Prencipe is Director in the Research and Development Division of the Colgate-Palmolive Company and is currently responsible for implementation of Oral Care products in the Americas and Professional Products globally. Focus of his research at Colgate has been in the development of novel whitening technologies for removal/prevention of dental stain & formulation of novel peroxide based products to deliver superior whitening benefits. He has also worked extensively to develop technologies with therapeutic benefits against plaque, gingivitis, hypersensitivity, and caries. Additionally, Mike has in depth knowledge of component interactions of toothpaste formulations and their impact on delivery of active ingredients to model surfaces
Mike received his Ph.D. degree in Chemistry from the CUNY and was a research fellow at SUNY Stony Brook prior to joining Colgate-Palmolive in 1984. Since then, he has been awarded over 40 US Patents, has published extensively in the areas of Dental Research and Dentifrice Technology, presented his work at numerous IADR/AADR, ACS and AOCS scientific meetings, and is a member of ADA Standards Committee on Dental products.
Mike received his Ph.D. degree in Chemistry from the CUNY and was a research fellow at SUNY Stony Brook prior to joining Colgate-Palmolive in 1984. Since then, he has been awarded over 40 US Patents, has published extensively in the areas of Dental Research and Dentifrice Technology, presented his work at numerous IADR/AADR, ACS and AOCS scientific meetings, and is a member of ADA Standards Committee on Dental products.
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