His volunteer work in the hospital 'led' him 'to' a career in nursing. = His volunteer work in the hospital 'led' [='inspired'] him 'to become' a nurse.
We've been 'led to believe' that the labels on food items disclose all ingredients, but it's becoming clear that this is not the case.
His volunteer work in the hospital 'led to' a career in nursing. = His volunteer work in the hospital 'led to' him becoming a nurse.
(..) Need I remind you that when we first met, you were a screw-up? I gave you a shot at the mail room, led you up the ranks, and then paid for you to go to Harvard, where, by the way, you jerked off the entire time you were there. (..)2011 TvShow: Suits Title: Pilot Season: 1 Episode 1