Our History

      Yankell Research Consultants, under the leadership of Dr. Samuel L. Yankell, has achieved and maintained a cutting-edge position in the laboratory dental product evaluations since 1975.  With 15 years experience in private industry and 34 years at the University of Pennsylvania’s Dental School, Dr. Yankell provides the research foundation as well as the real world business view to help individuals and organizations make better informed and supported decisions on dental products.  Complementing Dr. Yankell and providing operational excellence is Dr. Xiuren Shi, at U Penn Dental School in 1985 and as the senior researcher at YRC since 2007.  Together they have evaluated a broad range of consumer dental products, and coauthored more than 65 published articles  and presentations.