Jonas Salk was a Jewish medical researcher whose polio vaccine saved countless lives around the world. This early reader biography shares his life and legacy in a simple, age-appropriate way. The My Itty-Bitty Bio series celebrates diversity, covering women and men from a range of backgrounds and professions who embody values that readers of all ages can aspire to.

Meeg Pincus is the award-winning author of 30 nonfiction picture books. She has worked for newspapers, book publishers, universities--and, years ago, at Disneyland. Meeg lives with her family in California, where she loves to write, read, make art, and sing.