While people in the business community hear a lot about the importance of work/life balance, it's often unclear exactly what that phrase means or how one achieves it. Stewart Friedman, founding director of Wharton's Leadership Program and the Work/Life Integration Project, thinks he has an answer. In his new book, titled Total Leadership: Be a Better Leader, Have a Richer Life, Friedman describes the four domains of people's lives -- work, home, community and self -- and what individuals can do to integrate these domains and improve their leadership skills at any stage in their careers.