18. Tiffany Dufu - "I raised a million dollars to give women a space to help each other thrive."

Tiffany is a recognized national expert on women’s leadership and author of DROP THE BALL: Achieving More by Doing Less. She is the founder and CEO of The Cru, what she calls a "constellation of women" committed to helping one another thrive. Don't have a cru? Don't worry. They got you. Links The Cru Drop the Ball Twitter Credits Music by Jeff Kaale (1, 2, 3, 4)