After graduating with distinction, Dr. Hall's professional career began as a clinical social worker. His professional role encompassed the practice of individual and group psychotherapy with schizophrenic and manic-depressive clients. Subsequent to numerous clinical observations, Dr. Hall incorporated the notion of skin color, among people of color, as a critical dynamic of mental health. Having written his dissertation on skin color, in 1990 Dr. Hall testified as expert witness to America's first skin color discrimination case between African Americans: Morrow vs. IRS. Dr. Hall later devised the Bleaching Syndrome to explain discrimination among people of color and Identity Across the Lifespan as an alternative biracial identity model. Dr. Hall's work includes over 150 (co)authored publications, interviews, and presentations on these topics including Justice Clarence Thomas and President Barack Obama via TIME magazine and Oprah Winfrey via The Color Complex. His previous book is titled: An Historical Analysis of Skin Color Discrimination in America (2010). His most recent is titled: Rooming in the Master's House: Power and Privilege in the Rise of Black Conservatism (2010). Dr. Hall's has lectured on skin color both locally and internationally including the U.S. Congress and Oxford University. His most recent event took place in Suriname, South America in November of 2010 where he was the keynote for a medical convention. There Dr. Hall advised an organization of European doctors of the Bleaching Syndrome. Dr. Hall is associated with numerous professional organizations including the National Association of Social Workers, the National Association of Black Social Workers, the Michigan Association of Black Social Workers, and the Council on Social Work Education.