Dr. Scott Leischow is a professor and the Director of Clinical and Translational Science at Arizona State University. He once served as Chief of the Tobacco Control Research Branch at the National Cancer Institute and Senior Advisor for Tobacco Policy in the US Department of Health and Human Services. Dr. Leischow will be presenting his work with tobacco in the CRoFT Seminar titled, Social Media and ENDS: Windows into the Behavior of Vaping.