Communications of the ACM
The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
July 2012
From Communications of the ACM
Business Models For Strategy and Innovation
While often ambiguously defined, business models are central to innovation.
From Communications of the ACM
Google's Hybrid Approach to Research
By closely connecting research and development Google is able to conduct experiments on an unprecedented scale, often resulting in new capabilities for the company.
From Communications of the ACM
Can Online Piracy Be Stopped By Laws?
Considering the legal responsibilities of Internet intermediaries in the aftermath of the Stop Online Privacy Act controversy.
From Communications of the ACM
Alan Turing's Other Universal Machine
All computer scientists know about the Universal Turing Machine, one of the foundation stones of theoretical computer science. Much less well known is the practical stored program computer Turing proposed after the war in February…