Thomas Gustavsson is a clinical psychologist and the author of three books on ACT and behavioral therapy. He has helped build several companies in the realm of healthcare and psychology, including a psychiatric open-care unit in Helsingborg, Sweden, that serves over 60,000 people, three treatment centers for young women with PTSD and self-harming behaviors, and the company that arranged the first world conference for the Association for Contextual Behavioral Science (ACBS) in Linkoping in 2003. Gustavsson offers clinical consulting in the areas of suicide, high-risk clients, and FACT in addition to training and supervising other clinicians working in various settings, including social work, primary care, psychiatry, oncology, and rehab and treatment centers.