Wendy Mass is the New York Times bestselling author of thirty books for young readers (which have been translated into twenty-six languages and nominated for ninety-one state awards), including the Schneider Family Book Award-winner A Mango-Shaped Space, the bestselling Willow Falls and Candymakers series, Jeremy Fink and the Meaning of Life (which was made into a feature film), and Bob (coauthored with Rebecca Stead). Wendy's hobbies include geocaching, virtual reality, and learning magic tricks. Lo and Behold is her graphic novel debut. She lives with her family in New Jersey and online at wendymass.com and @wenmass.

Gabi Mendez is a queer Latinx comics artist and illustrator and is making her graphic novel debut with Lo and Behold. Originally from San Pedro, California, Gabi is a graduate of the School of the Art Institute of Chicago and the sequential art master's program at SCAD. She writes a lot of silly comics, says "dude" too much, and just wants everyone to feel included. Gabi lives in Chicago, where she's working on her next middle-grade graphic novel.