Sarah S. Brannen is the illustrator of the Robert F. Sibert Honor book Summertime Sleepers, and the author of Uncle Bobby's Wedding, named one of the 100 best children's books of the last 100 years by Booktrust in the UK, and Miles Comes Home. Sarah has written and illustrated A Perfect Day, Bear Needs Help, Madame Martine, and Madame Martine Breaks the Rules. She illustrated Seashells: More Than a Home and the ALA Notable Book Feathers: Not Just For Flying, which won the Riverby Award and the Crystal Kite Award. Sarah also illustrated the 40th Anniversary edition of All Kinds of Families by Norma Simon, as well as many other children's books. Sarah is an avid figure skater and lives in Massachusetts.

Lucia Soto is an illustrator and graphic designer who loves Julie London and Art Deco, and is afraid of pigeons. After working as an art director in advertising, Lucia decided to set up her own studio and make beautiful art. Uncle Bobby's Wedding is her debut picture book. She lives with her husband and their tiny apple tree in London, England. luciasoto.com