Dr. Ken Rothman, Vice President of Epidemiology Research at RTI Health Solutions, a non–profit consulting company in Research Triangle Park, North Carolina, was the featured speaker at the spring 2007 NYU Oral Cancer Research for Adolescent and Adult Health Promotion (RAAHP) Center Seminar. The program was co–sponsored by the NYU Faculty–Staff Development Center.

The mission of the seminar is to bring nationally and internationally respected scientists to NYUCD to talk about topics in cancer study. Dr. Rothman, who is also a Professor of Epidemiology at the Boston University School of Public Health and of Medicine at the Boston University School of Medicine, spoke on "What Proportion of Cancer Occurrence is Environmental?"