Jeannette M. Wing @ PCAST; Barbara Liskov keynote

The <i>Communications</i> Web site, http://cacm.acm.org, features more than a dozen bloggers in the BLOG@CACM community. In each issue of <i>Communications</i>, we'll publish selected posts or excerpts.<br /><br /><b>twitter</b><br />Follow us on Twitter at http://twitter.com/blogCACM<br /><br />http://cacm.acm.org/blogs/blog-cacm<br /><br />Jeannette M. Wing discusses her PCAST presentation about the importance of computer science and its impact. Valerie Barr shares highlights from Barbara Liskov's keynote at Grace Hopper.