AuthoredDepersonalization-Derealization Disorder
Learn about depersonalization-derealization disorder, a condition characterized by feeling detached from oneself and surroundings.
LCPC

Gary Gilles is a Licensed Clinical Professional Counselor in private practice for over 20 years. He is also an adjunct faculty member at the University of Chicago's School of Social Service Administration, Trinity International University and Argosy University.
Gary Gilles is a Licensed Clinical Professional Counselor with over 20 years of experience in private practice. He also serves as an adjunct faculty member at the University of Chicago’s School of Social Service Administration, Trinity International University, and Argosy University, teaching a wide range of psychology courses both on-site and online.
Gary has developed over 30 online courses for various academic institutions and businesses. In addition to his clinical and academic work, he was the managing editor of a regional Chicago magazine for five years.
Indiana University
Bachelor of Arts (BA)
1980
Trinity International University
Master of Arts (MA)
1987
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