Oliver, a retired vice admiral and naval aviator, has held the job since April 2007, and Ferrari has been in place since July 2006.
Mabus has appointed Rear Adm. Jan Tighe to serve as interim school president, and O. Douglas Moses, the current vice provost of academic affairs, will serves as the acting provost. Mabus also has created a working group that will implement the recommendations in the IG report.
A message seeking comment from the school was not immediately returned.
Oliver and Ferrari could not be located for comment.
IG Report: http://www.ig.navy.mil/Divisions/Legal/FOIA%20Reading%20Room.htm