Assertion: sandman | /r/AtLocation | wonder woman
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text: In a retcon by Roy Thomas, appearing in Wonder Woman #300 (Feb. 1983), the Sandman is revealed to be Dr. Garrett Sanford, a UCLA psychology professor who became trapped in the Dream Dimension while saving the life of a great man (there are hints that it is a U.S. President), who was in a coma while being terrorized by a powerful nightmare monster.