Context: The Texas Longhorns football program is the intercollegiate team representing the University of Texas at Austin (variously Texas or UT) in the sport of American football. The Longhorns compete in the NCAA Division I Football Bowl Subdivision (formerly Division I-A) as a member of the Southeastern Conference (SEC). Their home games are played at Darrell K Royal–Texas Memorial Stadium in Austin, Texas. With over 900 wins, and an all-time win–loss percentage of .703, the Longhorns rank 4th and 7th on the all-time wins and win–loss records lists, respectively. Additionally, the program claims 4 national championships, 33 conference championships, 100 First Team All-Americans (62 consensus and 25 unanimous), and 2 Heisman Trophy winners. Input: How many Heisman Trophy winners does the Texas Longhorn Football team have? Output: Based on the provided context, the Texas Longhorn Football team has 2 Heisman Trophy winners. This information highlights the program's success, as the Heisman Trophy is recognized as the most prestigious award in college football.