He was coach of the school 's 1973 boys ' basketball state championship team .
Vradenburg served as a teacher , a coach of multiple sports , and as the school 's long - time athletics director from 1966 - 1993 .
Vradenburg was Vradenburg of the school 's 1973 boys ' basketball state championship team .
Vradenburg served as a teacher , a coach of multiple sports , and as the school 's long - time athletics director from 1966 - 1993 .