Mandee (Moore) O'Leary was a three-time first team All-American and the NCAA's Midfielder of the Year in 1987 and 1988. She helped Temple to the 1988 national championship and played in the North-South All-Star Game. O'Leary played on the IFWLA World Cup Champion 1989 and 1993 U.S. teams.
She played nine years of post-collegiate club lacrosse.
O'Leary served as the head coach at Yale from 1994 through 2007, winning the Coach of the Year award in '96. She became head coach at the University of Florida in 2007. She has served as chair of the U.S. team selection committee and on the former USWLA Board of Directors. Lacrosse Magazine named her its 1988 Player of the Year. She was named the USWLA's Beth Allen Award winner in 1997.