The Big Bang Theory is not just one of the longest-running TV comedies in US television history—it’s a pop-culture phenomenon ...

In the 17th episode of the debut season of "The Big Bang Theory," something huge happens: Leonard Hofstadter (Johnny Galecki) ...

In season 1 of The Big Bang Theory, Leonard was introduced as a hapless genius who was a doormat overall. He let his roommate, Sheldon Cooper, completely control his life, and he was at the ...

Leonard Leakey Hofstadter. Yes, he’s insecure, we get it… (Picture: CBS) The rest of the characters have gone through some form of growth since the first episode zapped onto our screens ...

If you look closely, though, the writers revealed Leonard Hofstadter’s IQ in a subtly way early on, and let’s say he’s almost as smart as Sheldon. While fans largely think of Sheldon as the ...

Then there is Leonard Hofstadter’s surname, which I also did not know had a deeper context. He was named after Robert Hofstadter, a real-life physicist who won the Nobel Prize in 1961.

The Big Bang Theory starts with the friendship of Leonard Hofstadter and Sheldon Cooper, two physicists living together in Pasadena, California. Their lives take a turn when Penny enters the ...

Life turns upside down for Leonard Hofstadter when a girl named Penny moves across the hall from him and Sheldon. Soon, Leonard falls madly in love with this beautiful wannabe actor. Though he ...

Oh, Leonard Hofstadter. In his world full of nerds, geeks, scientists and straight up weirdos, this lovable man tries to be the voice of reason. Quite often, to no avail. On the surface ...

The Big Bang Theory's Johnny Galecki, who plays Leonard Hofstadter on the show, sat down with myTV38. Q: Who do you think watches the show? Q: Why do you think viewers like the show so much?

CBS Photo Archive / CBS via Getty Images As far as most people are aware, the first episode of the series introduces main characters Sheldon Cooper (Jim Parsons), Leonard Hofstadter (Johnny ...