...plus, in his books, his main characters referred to their lovers as "pet" or "babygirl"...anyway i think he might have been...as a writer myself, i know that you write what you know, and this seems to be a prevailing thread in many of his books. plus he was called the GrandMASTER of Science Fiction. Robert Heinlein shunned the spotlight and lived quietly, which made him all the more mysterious and appealing. i guess his secrets died with him...

(oops, i just realized i may have posted this in the wrong section - sorry about that)