The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.
We live in an era of fast changes. Ten years ago, YouTube was unthinkable, social media did not exist (Facebook was founded in 2004), we got our movies on tapes at video stores, cell phones did not have cameras, and so on. If…
Big Data analytics strategy. Still think there is too much being said here, with not enough substance. Its the same problem we worked with many years ago. And good data is still more important than bigger data. Getting good…
In Wired: When I first saw this headline, I thought, Oh, Longitudinal data. Which means you follow one agent or actor in a system and get data about them over time. A common enough thing in health studies. Also needed…
When I first started graduate school, an older student told me about the importance of maintaining a feeling of incremental progress. Even if you are doing seemingly useless work. This may be the best advice I ever received.During…
The Golden Ticket: P, NP, and the Search for the Impossible, written by CCC Council and CRA board member, Lance Fortnow is now available. The inspiration for the book came in 2009 when Fortnow published an article on the P-NP…
It's back, after a two-year hiatus. Terrorism is boring; cyberwar is in. Cyberwar, and its kin: cyber Pearl Harbor, cyber 9/11, cyber Armageddon. (Or make up your own: a cyber Black Plague, cyber Ragnarok, cyber comet-hits…
There have been several posts to this Advocate Blog that chat about the lack of diversity in computer science classes and STEM related fields. Quoting from Deborah Seehorn's blog post last October:
http://blog.acm.org/archives…Proof from the Chelyabinsk bolide fragment source Viktor Grokhovsky is a member of the Russian Academy of Science’s Committee on Meteorites. He is on the faculty of Ural Federal University, and specializes in metallurgy. He has…
All of the math and history in this post is elaborated on in my paper here. Are there any interesting applications of PURE math to the Social Sciences or History? Scarf's application of the Brouwer fixed point theorem to Economics…
Interesting claim about Search engine optimization (SEO): " ... In the past year, Google has revolutionized the game of SEO with a series of updates known as “Penguin” and “Panda”. In the past, businesses, individuals and organizations…
It’s April First which means both the real and virtual worlds will be filled with jokes and tricks and attempts to fool people. No jokes here though. I find most of them more annoying than funny. The links I have to share today…
I'm starting to think about my next book, which will be about power and the Internet -- from the perspective of security. My objective will be to describe current trends, explain where those trends are leading us, and discuss…