Prior to Penn: Lettered all four years in tennis...Team co-captain his senior year...Placed third in national high school tennis tournament in Newport Beach in 2006 and was named to the All-Tournament team...High school team won CIF Division IV Championship in 2003, 2005 and 2006...Won team's Most Inspirational award and the Commitment to Excellence award in 2005...Dean's List recipient three times...Won school's Japanese award in 2003...Was also sports editor of the yearbook.

Personal: Born on March 18, 1988 in Pasadena, California...Son of Martha and Bruce Karsh...Enrolled in the College of Arts and Sciences.