Pick a sport you like and know a little bit about.
Pick at least one controversial coach who has been in the news.
Pick a famous team (such as the 1980 U.S. Olympic hockey team) and profile their coach.
Look for coaching rivalries.
Look at coaches who coached the same team, especially one that succeeded the other (Whitey Herzog and Joe Torre of the St. Louis Cardinals).
Look at the most successful coaches in a sport or those with great longevity.
Coaching philosophy
College + sport + coaches (E.g. college basketball coaches)
Coach of the Year
Coaching controversies
Greatest coaches
Hall of Fame coaches