Bradley and Schiano ( from 1990 - 1995 ) were both assistants under Sandusky on Joe Paterno 's Penn State staff .
Sandusky is the PSU defensive coordinator from 1977 to 1999 .
Bradley and Schiano ( from 1990 - 1995 ) were both assistants under Sandusky , the PSU defensive coordinator from 1977 to 1999 , on Joe Paterno 's Penn State staff .