Sol Regwan is the author of the Gizmo Girl series, featuring feisty second grader Geraldine, and has authored two other successful children's books. He has been featured on the cover of Story Monsters magazine and was a finalist for the Foreword INDIES award. Each of his stories teaches children a valuable lesson or moral. You can find him on Instagram @solregwanauthor. 

Denise Muzzio spent her early childhood drawing and surrounded by books. When she grew up, she decided to study graphic design, illustration, and animation to keep that inner child alive. She is the illustrator of the award-winning Gizmo Girl series, featuring Geraldine. Visit her at

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