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.
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Current selected organization: Baltimore Ravens
Organization Active years

Number of head coaches 3
Total number of coaches 86
Average Tenure 3.70 years

Ted Marchibroda                
Brian Billick          
John Harbaugh             

Ted Marchibroda Head Coach
Scott O'brien
Richard Mann Wide Receivers
Maxie Baughan Linebackers
Jacob Burney Defensive Line
Lester Erb Quality Control/Offense
Kirk Ferentz Assistant Head Coach/Offense
Al Lavan Running Backs
Marvin Lewis Defensive Coordinator
Scott O'Brien Special Teams
Alvin Reynolds Defensive Backs
Jim Schwartz Quality Control/Defense
John Settle Quality Control/Special Teams
Jerry Simmons Strength and Conditioning
Don Strock Quarterbacks
Ken Whisenhunt Tight Ends