She's also the author of the book, The Beauty of Color: The Ultimate Beauty Guide for Skin of Color , a book to show women of every shade how to look their best.
"We now have to really define beauty in our own terms," Iman says. "Own it, it's yours. You have to approve of yourself before anybody can approve of you."
Iman wanted to help one overworked doctor trade in her hospital scrubs for a supermodel strut. See her perform makeover magic.