Ruth Spiro is the author of the best-selling Baby Loves Science series, which has been praised for introducing big science to little minds with the skill of a neurosurgeon (Matthew Winner, All the Wonders podcast). Ruth also wrote the picture book Made by Maxine. She speaks regularly at STEM and early-childhood conferences across the country.

Greg Paprocki is a graphic artist and children's book illustrator. His books include the top-selling BabyLit alphabet book series. www.gregpaprocki.com