Arrivals & Departures


Cabral Bigman, Ph.D., is a Yerby postdoctoral fellow working under mentor Dr. Vish Viswanath at the HSPH and the Dana-Farber Cancer Institute. She earned a Ph.D. in communication from the University of Pennsylvania and a BA in psychology from Oberlin. Her time as a research fellow at the Center of Excellence in Cancer Communication Research (CECCR) at the University of Pennsylvania’s Annenberg School for Communication, and as a reporter who covered medical device and diagnostic policy, contributed to her interests in health inequalities, framing, health communication and risk communication.

The Center for Global Tobacco Control is pleased to welcome two new members to their team:

Israel Agaku, DMD, MPH (HSPH) is a dentist with expertise in research focusing on the control of tobacco and prevention of tobacco-related disease. He conducts population based epidemiologic studies, as well as analysis of secondary data sets to evaluate knowledge, attitudes, behaviour, and use of tobacco products. He is particularly interested in measuring the relationship between tobacco use and oral and systemic diseases. He is currently working as a Co-PI with Professor Greg Connolly on several international clinical research projects, one of which aims to advance knowledge of smokeless tobacco and cancer in his native country of Nigeria.

Christina Kyriakos graduated from the College of the Holy Cross in Worcester, MA where she received her Bachelor’s of Arts in Psychology with concentrations in biological psychology and peace and conflict studies. At the Center for Global Tobacco Control, she works primarily on preparing documents for the FDA Tobacco Watch.