Kate Hannigan is the author of several children’s books, including A Lady Has the Floor, which received four starred reviews, Josephine and Her Dishwashing Machine, a 2024 NSTA-CBC Best STEM Book, and Nellie vs. Elizabeth, one of Smithsonian Magazine's Ten Best Children’s Books. Kate’s other books have also made the 2022 Texas Topaz Nonfiction Reading List, the 2023 Bank Street Best Books of the Year, and were nominated for the 2023 Illinois Bluestem Award, among many other honors.

Katie Hickey is the illustrator of several children’s books, including Ocean Speaks: Marie Tharp and the Map That Moved the Earth; How Was That Built: The Stories Behind Awesome Structures; and the three-book series Repair Shop Stories. Her titles have received several accolades, including Smithsonian Magazine's Ten Best Children’s Books lists and the Canadian Children's Book News's Best Books list.