Book excerpt: Leave Your Mark isn't an advice book -- it's a mentorship in 288 pages. Aliza Licht-global fashion communications executive, AKA fashion's favorite 'PR girl' and former Twitter phenomenon-is here to tell her story, complete with The Devil Wears Prada-like moments and insider secrets. Drawing invaluable lessons from her experience, Licht shares advice, inspiration, and a healthy dose of real talk in Leave Your Mark. She delivers personal and professional guidance for people just starting their careers and for people who are well on their way. With a particular emphasis on communicating and building your personal brand, something she knows a thing or two about, Aliza is your sassy, knowledgeable guide to the contemporary working world, where personal and professional lines are blurred and the most important thing you can have is a strong sense of self.