Towson University made a practical decision in 2009 to proxy all student email accounts through Google Gmail accounts. So, while students still have an email address in the form of
Faculty and staff at Towson University, however, continue to have their email supplied in-house. Once again, this split decision is pursued as a way to satisfy email needs without putting at risk the privacy policies and sensitive information managed by faculty and administrators.
In other words, digital trust is created by eliminating faculty from the transparency problem, but letting students receive the payoff. In this circumstance, students enjoy a far larger mailbox (measured in terabytes) than their professors.
— From "Digital Trust In The Cloud," by CSC's Ron Knode