Tom Leigh is a long-time illustrator of Sesame Street and Muppet books, beginning in 1979. He continues to work on Sesame books; his latest, Grover Goes to Israel, was published in 2019.
Leigh was a regular contributor to Sesame Street Magazine for many years, drawing the majority of the covers from 1991 to 2000, and illustrated The Sesame Street Architecture Guide distributed to licensors.
His other work includes illustrating Bone Poems by Sesame Street writer Jeff Moss.