Colleen McGuinness is an American producer and screenwriter who has worked on the television shows 30 Rock, About a Boy, and Mercy. After joining 30 Rock in 2011, she shared in its 2013 Emmy nomination for best series as well as in its 2013 and 2014 WGA nominations and 2014 PGA nomination.[1] Together with Game of Thrones executive producer Carolyn Strauss, she is working with HBO to develop a comedy series based on the novel Prep by Curtis Sittenfeld.[1]