Jennifer Fox Jennifer Fox has worked as a children's book editor and writer since 1998. She has adapted and ghostwritten more than eighty books for children in a range of formats and series, including Spirit Riding Free, My Little Pony, and Teen Titans Go!. Her passion is creating books with a humorous, quirky bent that often celebrate introverts and underdogs. She loves to read graphic novels and nonfiction-including history, biographies, and science-and can recite the preamble to the Constitution by heart. Jennifer lives in Brooklyn with her husband and two sons.