Six great fictional evil geniuses

At B & N Reads Monique Alice tagged six great fictional evil geniuses, including:
Hannibal Lecter (The Silence of The Lambs and The Hannibal Lecter Series, by Thomas Harris)

If “evil genius” were a phrase in the dictionary, there’s a good chance the definition would include a picture of Hannibal Lecter. Part of what terrifies us so much about him is his grisly taste for human flesh (he even