Conversation so far:
What comics did Sandman appear in during the Silver Age?
Reintroduced in the Silver Age in Justice League of America #46 (July 1966), the Sandman made occasional appearances in the annual teamups between that superhero group and the JSA.
What other comics was the Sandman (Wesley Dodds) in besides Justice League of America #46?
Sandman Mystery Theatre: Sleep of Reason

Question: Who wrote the comics?
Self-contained rewrite: Who wrote the Sandman Mystery Theatre: Sleep of Reason comics?