Tracey will add everyone's info. If you haven't sent her your info (Name, MIT email, other email, cell phone, home phone, AIM, skype), email her at thayse@mit.edu.
Here is the link to contact info, click the "underground contact info" tab at the bottom.
http://spreadsheets.google.com/ccc?key=pi-hp0r4RNyy9OICMHcpzBA&hl=en