by Jim Feist

     Coaching in football, more than in any other sport, is essential to a team's success. The Harbaugh brothers were flying high on different coasts before Jim jumped to Michigan, one going to three straight NFC title games and the other winning the Super Bowl (over the other brother, no less).  Bill Belichick has had one losing season (his first, 2000) since taking over the Patriots, taking them to seven Super Bowls, winning five.     In the NBA, any team that has LeBron or Kevin Durant would be a title contender.  In baseball, a team…