Ibtihaj Muhammad has written the picture books The Proudest Blue and The Kindest Red and the memoir Proud. She is a fencer and the first Muslim American woman in hijab to compete for the United States in the Olympic Games. She is also the first female Muslim American to medal at the Olympic Games, winning bronze in the women's saber team event. An activist, speaker, and entrepreneur, Ibtihaj has inspired the first hijabi Barbie in her likeness. She invites you to visit her online at ibtihajmuhammad.com.

S. K. Ali is the award-winning author of Saints and Misfits and Love from A to Z, co-author ofThe Proudest Blue and The Kindest Red, and the coeditor of Once Upon a Eid. 

Hatem Aly is an Egyptian-born illustrator whose work has been featured on television and in multiple publications worldwide. Among other books, he illustrated Newbery Honor winning novel The Inquisitor's Tale by Adam Gidwitz and The Proudest Blue and The Kindest Red by Ibtihaj Muhammad and S.K. Ali. He currently lives in New Brunswick, Canada, with his wife, son, and more pets than people.