COMMUN I CAT I ONS
CACM.ACM.ORG
OF THE
AC M
07/2009 VOL. 52 NO.07
Barbara Liskov
ACM’s A.M. Turing
Award Winner
Steps Toward
Self-Aware Networks
The Metropolis Model
Why Computer Science
Doesn’t Matter
Probabilistic
Databases
The Five-Minute Rule
20 Years Later
Association for
Computing Machinery