Hemingson's first role after leaving the legal field was as an assistant writer on
Nickelodeon's The Adventures of Pete & Pete. In addition to his television writing career, Hemingson served as a producer on series such as
Just Shoot Me!,
Kitchen Confidential,
The Deep End, ''
Don't Trust the B---- in Apartment 23, and Whiskey Cavalier. Hemigson is credited with creating The Deep End
and Whiskey Cavalier
. He adapted Kitchen Confidential'' from Anthony Bourdain's book. In 2017, Hemingson wrote a pilot for a series set at a
New England boarding school based on his own experiences at the Watkinson School. He was later contacted by director
Alexander Payne, who wanted his next film to be set in a prep school environment. Hemingson adapted the pilot script into the screenplay for Payne's 2023 film
The Holdovers.
Frisco producer Tom McNulty questioned the validity of Stephenson's claim. ==Personal life==