In addition to providing trauma-focused therapy and supervision, Dr. Mwiti is heavily involved in advocacy work, collaborating with government offices, community organizations, and churches. She serves as chair of the Kenya Psychological Association, interim chair of the Kenya Society for Traumatic Stress Studies, and chair of Governing Council at the Co-operative University of Kenya. She has just completed two terms as member of the board for the International Society for Traumatic Stress Studies. Dr. Mwiti has authored five books and published in various journals, and is a well-travelled international speaker in many professional forums.