American trampolining coach
According to Wikipedia,
Jefferson Thomas Hennessy Sr. was trampoline coach and physical educator. He was an Associate Professor of Physical Education at University of Louisiana at Lafayette from 1959 to 1986, served as the director of the University’s gymnastics and trampoline programs and he was the United States trampolining coach from 1964 to 1980.
Jeff Hennessy is affiliated with the following schools: