Meg Rosoff is the author of Good Dog, McTavish as well as numerous other novels for adults, young adults, and children, including How I Live Now and Jonathan Unleashed. She is also the coauthor, with Mal Peet, of Beck. Winner of the 2016 Astrid Lindgren Memorial Award, a Guardian Children's Fiction Prize, a Michael L. Printz Award, and a Carnegie Medal, Meg Rosoff lives in London.

Grace Easton is the illustrator of Good Dog, McTavish, which was her first book. A freelance illustrator, she spends her days drawing, painting, and telling stories with pictures. Born and raised in England, she now lives in Minneapolis.