Leonard Leakey Hofstadter is a fictional character and a main character in the sitcom, The Big Bang Theory. As an experimental physicist, Leonard shares an apartment with Sheldon, and lives next to Penny, who he has a love interest in. Together with Sheldon, Wolowitz, and Raj, Leonard often visits the comic book store, and attend comic conferences.
- "The Middle Earth Paradigm". The Big Bang Theory. Season 1. Episode 6. October 29, 2007.