Mindy Thomas, co-author of the #1 New York Times bestseller The How and Wow of the Human Body, has been living out her childhood radio dreams for almost two decades by creating radio and audio programs for kids. She’s the cocreator, cohost, and head writer of the award-winning Wow in the World and Two Whats?! and a Wow! podcasts. She is also a Gracie award-winning host of the Absolutely Mindy Show. Mindy believes that childhood thrives at the intersection of imagination and curiosity and finds that her best work does too. She lives in northern Virginia with her husband and two kids, and has no plans of ever growing up.

Jack Teagle is a freelance illustrator who has worked in editorial; character design; storyboarding; poster, product, and textile design; and as a cartoonist. Jack paints in his free time and has exhibited his work worldwide. He lives in Southwest England.

GUY RAZ—author of the New York Times bestseller How I Built This and coauthor of the #1 New York Times bestseller The How and Wow of the Human Body and Two Whats?! and a Wow! Think & Tinker Playbook—has been called “one of the most popular podcasters in history” by the New York Times. He is the co-creator and cohost of Wow in the World and Two Whats?! and a Wow! and is the host and creator of NPR’s How I Built This podcast and Wisdom from the Top on Luminary. Previously, Guy cocreated and hosted NPR’s TED Radio Hour and The Rewind on Spotify. He’s been on the radio for more than two decades and has served as a foreign and war correspondent and as a host of All Things Considered. Guy is the father of two boys and lives in the Bay Area where he can often be seen riding his bike in red pants.