7. The 7 Habits of Highly Effective People
Author: Stephen R. Covey
Audio Publication Date: 2000
Complex Says: Having a little alone time in your car is the perfect opportunity for self-improvement. Covey's book is a classic of the genre for a reason, and is illustrated by recorded excerpts from seminars he's given. If the privacy of your own car isn't the best place for self-discovery, we don't know what is.