Pam Vaughan is the author of Missy Wants a Mammoth. She lives with her family across from a pond on a cul-de-sac in central Massachusetts. She's director of Whispering Pines Writers' Retreat and co-ARA of New England's SCBWI chapter. When she's not writing books for kids, she loves coaching ice hockey, which inspired her to write Tenacious Won't Give Up.

Leanne Hatch is the author and illustrator of many picture books such as The Brand-new, Never-used, Perfect Crayons; Rosie and the Pre-loved Dress; and Unraveled. She also illustrated Maggie Smith's My Thoughts Have Wings. With a background in both fine arts and fashion design, she divides her time between writing and illustrating for children, creating patterns for textiles, and designing accessories. She lives in the Pacific Northwest with her family.