Rebecca Seigel is the author of To Fly Among the Stars: The Hidden Story of the Fight for Women Astronauts (Scholastic Focus, 2020) and Mayflower: The Ship that Started a Nation (Quarto, 2020), a 2021 EUREKA! Nonfiction Children's Honor Book. Rebecca has a master's degree in English Literature from Loyola University, Chicago. She has worked in children's publishing for over a decade, editing and writing books for school library publishers, and lives just outside of Chicago with her husband and two daughters.

Ellen was born and raised in New York City. She is a graduate of Pratt Institute and New York's High School of Art and Design. Her children's book Yayoi Kusama: From Here to Infinity was published by the Museum of Modern Art in 2017. Since then she has written and illustrated books for Chronicle and regularly exhibits her work in New York. She lectures and runs workshops for various art schools and teaches at the School of Visual Arts, the Rhode Island School of Design and is a visiting lecturer at the Brown Institute for Media Innovation at Columbia Journalism School.