Head Coach Stephan Zweifel
Stephan Zweifel, four-time MIAC Men’s Tennis Coach of the Year (2002, 2003, 2004, and 2008), joined the tennis coaching staff shortly after arriving at Carleton in 1991 and has served as head coach since 1997. He has guided the Knights to two of the three NCAA Championship appearances in school history (2004 and 2010).
In 2010, he was named the Central Region Coach of the Year by the Intercollegiate Tennis Association (ITA) and he was one of four finalists for National Coach of the Year. Since the 2001-02 campaign, Zweifel has posted a 301-100 record (.751). The Knights have totaled 20+ wins in 7 of the last 11 seasons.
A professor in the biology department at Carleton, Zweifel earned a B.S. in Biology from the University of California–Davis, and a Ph.D. in molecular genetics from the University of Washington in Seattle.
Assistant Coach Nick Crossley
Nick Crossley has been an assistant coach with the Knights since the 2011 season. A two-time collegiate All-American and the No. 5-ranked Division III player in the country, Crossley has over 15 years of tennis instruction experience; including the last 12 years as a teaching pro at the Rochester Tennis Connection. He continues to be competitive in USTA tournaments and captained the USTA Northern 5.0 team that was national runner-up in 2013.
Assistant Coach Josh Heiden
Josh Heiden started as an assistant coach for the Knights in 2014. A Division III collegiate All-American in doubles, Josh and his partner were ranked as high at No. 5 in the nation. He has worked as a teaching pro in Omaha before taking his current position at the Rochester Tennis Connection.