Actor who played JJ Pryor on the NBC series American Dreams from 2002 to 2005. In 2010, he began starring as Jamie Reagan on CBS's Blue Bloods.
He did commercials as a child, which was his first experience with acting on television.
He was nominated for a Young Artist Award several times for his work on The New Lassie and Kirk.
He was born an only child to Mary Lu, an office administrator, and Bill Nipper, a projectionist.
He stars alongside Tom Selleck on Blue Bloods.