Reinhard Heun is a German psychiatrist and an academic. He is a professor of psychiatry and psychotherapy at the University of Bonn. Heun is known for his works on functional neuroimaging, genetic and epidemiological studies, and clinical trials for mental disorders, particularly dementia, depression, schizophrenia, and anxiety. He has received funding for his research from various institutions, including the German Research Foundation, and is a recipient of multiple Clinical Excellence Awards from the NHS Trust. His work has been published in leading academic journals, including Nature Genetics and Archives of General Psychiatry. Additionally, he is the editor-in-chief of Global Psychiatry Archives.