Question: Who did the screenwriter for Good Will Hunting play in Dazed and Confused?

Knowledge 1: Good Will Hunting
Good Will Hunting is a 1997 American drama film, directed by Gus Van Sant, and starring Robin Williams, Matt Damon, Ben Affleck, Minnie Driver and Stellan Skarsgård. Written by Affleck and Damon (and with Damon in the title role), the film follows 20 - year - old South Boston laborer Will Hunting, an unrecognized genius who, as part of a deferred prosecution agreement after assaulting a police officer, becomes a client of a therapist and studies advanced mathematics with a renowned professor. Through his therapy sessions, Will re-evaluates his relationships with his best friend, his girlfriend and himself, facing the significant task of confronting his past and thinking about his future. [SEP] Knowledge 2: Dazed and Confused (film)
Freshman Mitch Kramer (Wiley Wiggins) escapes the initial hazing with his best friend Carl Burnett (Esteban Powell), but is later cornered after a baseball game and violently paddled. Fred O'Bannion (Ben Affleck), a senior participating in the hazing tradition for a second year after failing to graduate, delights in punishing Mitch. Pink gives the injured Mitch a ride home and offers to take him cruising with friends that night. Plans for the evening are ruined when Kevin Pickford's (Shawn Andrews) parents discover his intention to host a keg party. Elsewhere, the intellectual trio of Cynthia Dunn (Marissa Ribisi), Tony Olson (Anthony Rapp), and Mike Newhouse (Adam Goldberg) decide to participate in the evening's activities. Pink and his friend David Wooderson (Matthew McConaughey), a man in his early 20s who still socializes with high school students, pick up Mitch and head for the Emporium, a pool hall frequented by teenagers.
Knowledge 1: List of awards and nominations received by Matt Damon
Damon and Ben Affleck wrote "Good Will Hunting" (1997), a screenplay about a young math genius, which received nine Academy Awards nominations, earning Damon and Affleck Oscars and Golden Globes for Best Screenplay. Damon was also nominated for an Academy Award for Best Actor for the same film. Since then he has received dozens of nominations and awards for his work as an actor, screenwriter, and producer including the Golden Globe Award for Best Actor – Motion Picture Musical or Comedy for his role in "The Martian". [SEP] Knowledge 2: Dazed and Confused (film)
Freshman Mitch Kramer (Wiley Wiggins) escapes the initial hazing with his best friend Carl Burnett (Esteban Powell), but is later cornered after a baseball game and violently paddled. Fred O'Bannion (Ben Affleck), a senior participating in the hazing tradition for a second year after failing to graduate, delights in punishing Mitch. Pink gives the injured Mitch a ride home and offers to take him cruising with friends that night. Plans for the evening are ruined when Kevin Pickford's (Shawn Andrews) parents discover his intention to host a keg party. Elsewhere, the intellectual trio of Cynthia Dunn (Marissa Ribisi), Tony Olson (Anthony Rapp), and Mike Newhouse (Adam Goldberg) decide to participate in the evening's activities. Pink and his friend David Wooderson (Matthew McConaughey), a man in his early 20s who still socializes with high school students, pick up Mitch and head for the Emporium, a pool hall frequented by teenagers.
Knowledge 1: Good Will Hunting
Good Will Hunting is a 1997 American drama film, directed by Gus Van Sant, and starring Robin Williams, Matt Damon, Ben Affleck, Minnie Driver and Stellan Skarsgård. Written by Affleck and Damon (and with Damon in the title role), the film follows 20 - year - old South Boston laborer Will Hunting, an unrecognized genius who, as part of a deferred prosecution agreement after assaulting a police officer, becomes a client of a therapist and studies advanced mathematics with a renowned professor. Through his therapy sessions, Will re-evaluates his relationships with his best friend, his girlfriend and himself, facing the significant task of confronting his past and thinking about his future. [SEP] Knowledge 2: List of awards and nominations received by Matt Damon
Damon and Ben Affleck wrote "Good Will Hunting" (1997), a screenplay about a young math genius, which received nine Academy Awards nominations, earning Damon and Affleck Oscars and Golden Globes for Best Screenplay. Damon was also nominated for an Academy Award for Best Actor for the same film. Since then he has received dozens of nominations and awards for his work as an actor, screenwriter, and producer including the Golden Globe Award for Best Actor – Motion Picture Musical or Comedy for his role in "The Martian".

Answer: Fred O'Bannion