Brett Johnson

Brett Johnson is an American television writer. He has worked on Ray Donovan and Mad Men, winning two Writers Guild of America-Best Drama Series Awards for the latter. Johnson co-wrote the Mad Men episode "The Grown-Ups" with series creator and show runner Matthew Weiner, which went on to be nominated for the WGA award. Johnson and the writing staff also won the Writers Guild of America Award for Best Drama Series at the February 2010 ceremony for their work on the third season.