 Initially Booth had mistakenly thought that she turned him down because the precarious nature of his job and irregular work hours would prevent him from being a good father but she later confronts him and assures him that he was a "wonderful father" and that Parker was a "lucky kid".Parker is named after a friend of Booth's from the Army Rangers, Corporal Edward "Teddy" Parker, who was fatally shot while spotting for Booth on a sniper mission.In the Season 1 episode "The Man in the Fallout Shelter", Parker is first introduced to the show and it is revealed that prior to this, none of the "squints", including Bones, knew that Booth had a son.