Foreman is second in charge to House. He was originally hired because he has juvenile record and House needed someone with street smarts.
A neurologist, Foreman isn't the most exciting character on television. He's been labeled a "boring" on more than one occasion on the show, but he is able to stand up to House more than any other team member. He's a pretty quiet, serious indidivual.
Near the end of season five, Foreman began dating Thirteen.
House: I quit.
Foreman: You can't quit.
House: I think you're confusing me with Jake Gyllenhaal.
Look, I'm sorry. I can explain this as best I can, but the notion that you're gonna fully understand your son's treatment and make an informed decision is... is kind of insane. Here's what you need to know. It's dangerous. It could kill him. You should do it.Dr. Foreman