Communications of the ACM
The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
August 2013
From Communications of the ACM
Money Models For MOOCs
Considering new business models for massive open online courses.
From Communications of the ACM
Overt Censorship: A Fatal Mistake?
Censorship of information often has the opposite effect by drawing attention to the censored material.
From Communications of the ACM
The Air Gap: SCADA's Enduring Security Myth
Attempting to use isolation as a security strategy for critical systems is unrealistic in an increasingly connected world.
From Communications of the ACM
Cherry-Picking and the Scientific Method
Software is supposed be a part of computer science, and science demands proof.
From Communications of the ACM
Success in Introductory Programming: What Works?
How pair programming, peer instruction, and media computation have improved computer science education.