Dr. Cynthia Thomson is a doctoral trained nutrition scientist and registered dietitian who leads a focused research program in lifestyle behaviors and cancer survivorship. She currently leads the multi-site, NRG Lifestyle Intervention in ovarian cancer Enhanced Survival (LIVES), the largest trial ever undertaken to evaluate the role of diet and physical activity in promoting progression-free survival among women previously treated for ovarian cancer. In addition Dr. Thomson has an R01 to evaluate the role of di-indolylmethane (vs placebo) in enhancing tamoxifen efficacy in breast cancer survivors. She directs the UACC Behavioral measurements shared resource, a service designed to support lifestyle interventions and related behavior measurements in cancer prevention research. Additionally she directs the UA Canyon ranch center for Prevention and Health promotion a center whose goal is to promote healthy lifestyles in Tucsonans as well as the Arizona Smokers Helpline, a tobacco cessation helpline reaching out support all Arizonans in their quest to stop tobacco use.