This spring I taught Cryptography at Harvard (as usual my lecture notes are online ). Teaching it was a great fun because of the fantastic group of students that took the course.  They were genuinely interested in cryptography, and kept asking me extremely interesting questions and had excellent insights. Thanks also to Yael Kalai and … Continue reading Cryptography course projects

As I mentioned before, I am teaching CS 121  at Harvard, and have written my own text, with the (not very original) title "Introduction to Theoretical Computer Science" . I am hoping for this text to turn into a published textbook in the next year or two. Toward this end, I would be grateful for any comments … Continue reading Call for comments: “Introduction to Theoretical Computer Science”

There is an old joke that an economist would not lift a $100 bill lying on the sidewalk, since in equilibrium it should not be there. But economist Bryan Caplan from George Mason University believes the world is leaving trillion dollars or so on the sidewalk. The culprit in his mind is education, which developed … Continue reading Short non-review of Caplan’s “Case Against Education”