Some of the info I found on the GaTech website for POP/IMAP configurations is out of date.
So here are the correct settings to connect your @gatech.edu email address (used with the Office365 platform) to your iphone. I tested this on August 4, 2014 on an iPhone 5.
Probably with small modifications you can set up a different smartphone or email client.
IMAP ACCOUNT INFORMATION Name: Your Name Email: email@example.com Description: GaTech INCOMING MAIL SERVER Host Name: outlook.office365.com User Name: firstname.lastname@example.org Password: yoursecurepassword OUTGOING MAIL SERVER SMTP: outlook.office365.com ADVANCED: Use SSL: True Authentication: Password Server Port 993