Coach Trees / Coaching Pedigrees - Searching the relationships between coaches
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Coach Trees was founded in 2009 with the intent of using software to document the relationships between coaches.
We are continually adding more visualizations of the data to provide a more rich experience for the end user.

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Current selected coach: Ron Erhardt

New England Patriots              
New York Giants             
Pittsburgh Steelers                   

Coached With:
Bobby April -- (Pittsburgh Steelers)
Bill Austin -- (New York Giants)
Bill Belichick -- (New York Giants)
Raymond Berry -- (New England Patriots)
Tom Bresnahan -- (New York Giants)
Fred Bruney -- (New York Giants)
Hank Bullough -- (New England Patriots)
Dom Capers -- (Pittsburgh Steelers)
Gino Cappelletti -- (New England Patriots)
Tom Coughlin -- (New York Giants)
Bill Cowher -- (Pittsburgh Steelers)
Romeo Crennel -- (New York Giants)
Billy Davis -- (Pittsburgh Steelers)
Rollie Dotsch -- (New England Patriots)
Chuck Fairbanks -- (New England Patriots)
Jim Fassel -- (New York Giants)
Len Fontes -- (New York Giants)
Steve Furness -- (Pittsburgh Steelers)
Chan Gailey -- (Pittsburgh Steelers)
Fred Glick -- (New York Giants)
Bobby Grier -- (New England Patriots)
Al Groh -- (New York Giants)
John Guy -- (Pittsburgh Steelers)
Ray Handley -- (New York Giants)
Bob Harrison -- (Pittsburgh Steelers)
Fred Hoaglin -- (New York Giants)
Dick Hoak -- (Pittsburgh Steelers)
Pat Hodgson -- (New York Giants)
Pat Hodgson -- (Pittsburgh Steelers)
Billy Kinard -- (New England Patriots)
Rick Lantz -- (New England Patriots)
Lamar Leachman -- (New York Giants)
Dick Lebeau -- (Pittsburgh Steelers)
Bob Ledbetter -- (New York Giants)
Marvin Lewis -- (Pittsburgh Steelers)
Tim Lewis -- (Pittsburgh Steelers)
Bob Lord -- (New York Giants)
Leon Mclaughlin -- (New England Patriots)
Red Miller -- (New England Patriots)
John Mitchell -- (Pittsburgh Steelers)
Bill Nelsen -- (New England Patriots)
Bill Parcells -- (New England Patriots)
Bill Parcells -- (New York Giants)
Babe Parilli -- (New England Patriots)
Johnny Parker -- (New York Giants)
Ray Perkins -- (New England Patriots)
Ray Perkins -- (New York Giants)
John Polonchek -- (New England Patriots)
Michael Pope -- (New York Giants)
Jim Ringo -- (New England Patriots)
Dick Roach -- (New England Patriots)
Sam Rutigliano -- (New England Patriots)
Steve Schnall -- (New York Giants)
George Sefcik -- (New York Giants)
Fritz Shurmur -- (New England Patriots)
Kent Stephenson -- (Pittsburgh Steelers)
Charlie Sumner -- (New England Patriots)
Mike Sweatman -- (New York Giants)
Bobby Trott -- (New York Giants)
Jim Valek -- (New England Patriots)
Dick Walker -- (New England Patriots)
Larry Weaver -- (New England Patriots)
Charlie Weis -- (New York Giants)
Tom Yewcic -- (New England Patriots)