Question: What psychiatrist both served as a chair of the department of psychiatry and wrote a book about reincarnation research studies?
Sentence (from "Death of Dan Markingson"): Dan Markingson (November 25, 1976 – May 8, 2004) was a young man from St. Paul, Minnesota who committed suicide in an ethically controversial psychiatric research study at the University of Minnesota while under an involuntary commitment order.
Relevant evidence: No