Born in Phoenix, Arizona, she graduated with honors from Barnard College, the women's college affiliated with Columbia University. She published a bestsellin…
Dale Carnegie was an American writer and teacher of courses in self-improvement, salesmanship, corporate training, public speaking, and interpersonal skills. Born into poverty on a farm in Missouri, h…
Jen Sincero is a #1 New York Times Bestselling author, speaker and success coach who has helped countless people transform their personal and professional lives via her public appearances, private ses…