Southport.  Heather sued Rager, the Metropolitan School District Perry Township, the Board of Metropolitan School District Perry Township, and the principal and assistant principal of Southport High School for, among other things, violating Title IX's prohibition against sex discrimination.  The defendants unsuccessfully moved for summary judgment.  We granted defendants permission to file an interlocutory appeal from that denial, and now reverse.

BACKGROUND

2
The following undisputed facts serve as background to this appeal.  Heather Smith (Smith) was born on August 23, 1973.  She first met defendant Steve Rager when she was a freshman at Southport High School.  Rager taught physical education at Southport and also coached the boys' swim team.  Smith was a member of the girls' swim team and often saw Rager atSouthport's swim meets.  Rager was also a friend of Smith's parents.


3
The summer following her freshman year, Rager coached Smith through a community summer swimming program.  Smith's acquaintance with Rager continued during her sophomore and junior years at Southport and through her participation in the summer swimming program.  Up to the summer before her senior year, Smith regarded Rager merely as her coach.  But by her third year in the summer program, Smith came to regard Rager as "a very good friend" and "someone she could go to and talk."


4
The following school year (1990-91) was 17-year-old Smith's senior year.  On the first day of classes Rager asked Smith to become his student assistant during her study hall period.  Students at Southport had the