Jarrett J. Krosoczka is an author and illustrator of a number of books for children. He is best known for his graphic novel comic book series for young readers Lunch Lady, starting with Lunch Lady and the Cyborg Substitute. He has written and illustrated several picture books, including his first book, Good Night, Monkey Boy. He has also written and illustrated the Platypus Police Squad book series and contributed to the Comics Squad anthology series. In 2016 he took over the Star Wars: Jedi Academy book series. He lives in Northampton, Massachusetts.