Considered a pioneer in the self-help genre aimed at helping readers become more productive in their lives, author Stephen R. Covey had an enormous impact on both the corporate world and the personal lives of millions. Author Stephen Covey, whose book The 7 Habits of Highly Effective People sold more than 20 million copies, died Monday at the age of 79 from residual effects of an April bicycling accident. RIP Dr. Covey