Who We Are

Learn more about the team

Laura J. Bierut, M.D. – Director

I am a psychiatrist with research interest in genetic studies of smoking behavior, alcohol and drug addiction, and other psychiatric illnesses.

Patricia Cavazos, Ph.D.

I am a psychologist with research interest in the social environmental influences on health behaviors.

Li-Shiun Chen, M.D., M.P.H., Sc.D.

I am a psychiatrist with research interest in improving clinical care of smoking cessation.

Sarah Hartz, M.D., Ph.D.

I am a psychiatrist trying to understand why people with severe mental illness use a lot of substances.

Alex T. Ramsey, Ph.D.

I am an organizational psychologist with research interest in the implementation of effective treatments for substance use disorders.

Health & Behavior Research Team

We are a multi-disciplinary team of clinician-scientists conducting research that addresses key public health priorities such as genomics research and substance use epidemiology and policy.

Richard A. Grucza, Ph.D., MPE

Saint Louis University Affiliate

I am an epidemiologist with research interest in the social-environmental and genetic determinants of addiction.