|High School:||Horace Greeley|
|Events:||Fly / IM / Free|
|Dream Job:||Air Force pilot|
|Activities/Clubs on Campus:||Intramural flat football, Tufts Mountain Club|
|Favorite Place on Campus:||Dewick|
|Favorite Professional Athlete:||David Ortiz|
|Favorite Pregame Meal:||Bagel with peanut butter and banana|
|Pregame Superstition:||Pump-up music|
Before Tufts: Was on the swimming and soccer teams at Horace Greeley School...was a two-time section champion and a two-time section record holder on relay...was a captain of his club team and his high school team...was voted captain of teh Section 1 state team...selected as a NISCA All-American Academic...was a NY state scholar athlete nominee...graduated Cum Laude.
Personal: Son of Bill Koster and Katri Backman-Koster...has two siblings, Henry (26) and Christopher (23)...Henry was on the cross country and track and field teams at Williams and Christopher was on the swimming and diving team at Union....father, Bill, was on the crew team at University of Pennsylvania.