Elaine Bay is the New York Times bestselling colorist for ¡Vamos! Let's Go to the Market, ¡Vamos! Let's Go Eat, ¡Vamos! Let's Cross the Bridge, and the rest of the Pura Belpré Award-winning World of ¡Vamos! She is also the colorist for Schneider Family Book Award Honoree Stuntboy, in the Meantime, written by Jason Reynolds and illustrated by her New York Times bestselling collaborator, Raúl the Third. Elaine grew up in El Paso, Texas. A printmaker, graphic designer, video artist, and performance artist, she now lives in Medford, Massachusetts, with Raúl the Third and their son, Raúl the Fourth.

Raúl the Third is the New York Times bestselling, three-time Pura Belpré Award-winning author-illustrator of ¡Vamos! Let's Go to the Market, ¡Vamos! Let's Go Eat, ¡Vamos! Let's Cross the Bridge, and the rest of the World of ¡Vamos! He illustrated Schneider Family Book Award honoree Stuntboy, in the Meantime, by Jason Reynolds, and the Lowriders series, by Cathy Camper. Raúl was born in Texas and grew up going back and forth between El Paso and Ciudad Juárez, México. He now lives in Medford, Massachusetts, with his New York Times bestselling collaborator, Elaine Bay, and their son, Raúl the Fourth.