Sheri started writing for television when NBC Universal bought her original pilot "The Crooked Road," adapted from her fifth novel, Witches on the Road Tonight.
 
​She was a writer on the NBC limited series "Emerald City," before spending three seasons on the Netflix original drama, "Longmire."  Sheri is currently a Writer-Producer on National Geographic's upcoming adaptation of Annie Proulx's novel, Barkskins, starring David Thewlis.