Could be! Although I was favoring Arthur Conan Doyle, with the first name just the 'A' initial.
Hah, I'm sure you're right. The mustache threw me.
"There is nothing more deceptive than an obvious fact." - A. Conan Doyle
(Although with Doyle in the giant head roster, the Thinker's choice of Poe to deduce Batman's identity is notable... speaks to Bats' gothic nature I guess.)