title: Roger Goodell
context: Roger Stokoe Goodell (born February 19, 1959) is an American businessman who is currently the Commissioner of the National Football League (NFL). On August 8, 2006, Goodell was chosen to succeed retiring commissioner Paul Tagliabue.[1] He was chosen for the position over four finalists; he won a close vote on the fifth ballot before being unanimously approved by acclamation of the owners. He officially began his tenure on September 1, 2006, just prior to the beginning of the 2006 NFL season. On December 6, 2017, the NFL announced that Goodell signed a new contract that will start in 2019.[2] Commentators have described him as "the most powerful man in sports."[3][4][5]
question: Who is president of the NFL?
answers.text: Roger Stokoe Goodell