Kate Flanagan joined the Brown water polo coaching staff in the summer of 2013 and was elevated to the primary women's water polo assistant coach in 2014.
In 2014, Flanagan helped guide the women’s team to a 20-16 record and mentored a pair of All-Southern Division performers in Kate Woods ’14 and Emily McNamara ’14 and an All-American in Woods.
Also the operations assistant for the men’s team, she helped direct the men’s team to its first NCAA appearance since 1990 in 2014 after the Bears won their first CWPA title since 1985.
Flanagan was a four-year member of the UCLA women's water polo team and helped guide the Bruins to National Championships in 2003 and 2005. A three-time Academic All-American, she also played for the national youth team that went to the 2001 North American Youth Tournament and 2002 Australian Youth Tournament.
Flanagan graduated from the Punahou School in Honolulu, Hawaii, in 2002, where she lettered in water polo. She received the Leslie Kerfoot award in 2001 and 2003 for recognition as the Most Valuable Hawaiian Female Athlete in the Hawaiian Invitational Water Polo Tournament.