American football positions four linebackers, and four defensive backs (two cornerbacks, a strong safety, and a free safety) Special teams are units that are on the field during kicking plays. While many players who appear on offensive or defensive squads also play similar roles on special teams (offensive linemen to block, or defensive players to tackle) there are some specialist roles which are unique to the kicking game. American football positions In American football each team has 11 players on the field at one time. The specific role that a player takes on the field is called his position. Under the modern rules
John Field (American football) native. He moved with his family to Oklahoma as a boy. At the time of the 1900 United States Census, Field was living with his parents and three sisters (Eva, Ruth and Luella) in Washington, D.C.. His father was employed at that time as an attorney. Field attended high school at the local high school in Washington, D.C. Field enrolled at Yale University. He played for Yale's freshman football team in 1907 and then at the halfback and fullback positions for the Yale Bulldogs football team from to 1908 to 1910. During his three years as a player, the Yale