He coordinates research focusing on post-traumatic stress disorder (PTSD) and substance use disorders and uses functional brain imaging to understand how the underlying neural substrates of these phenomena change in response to mindfulness-based interventions. A licensed clinical psychologist, in his practice Dr. Gawrysiak draws from evidenced-based approaches and psychodynamic theory to treat various psychiatric disorders. He also teaches mindfulness in group and individual formats to those with PTSD and depression, as well as those who are in recovery from addiction.