COMMUN I CAT I ONS
CACM.ACM.ORG
OF THEACM
01/2013 VOL. 56 NO. 1
Human Mobility
Characterization
from Cellular
Network Data
What College Could Be Like
Who Begat Computing?
Computer Security
and the Modern Home
ACM’s FY12 Annual Report
What’s a Robot?
Association for
Computing Machinery