James Thomson and the Holy Grail

In 1998, graduate alumnus Dr. James Thomson won the race to isolate and culture human stem-cells for a sustained period—one of the holy grails of medical science—but he can’t outrun the controversy generated by his work. Increasingly, he isn’t trying.

Constitutionalist in Cyberspace

In the decade and a half since he graduated from Penn, legal scholar and internet enthusiast Lawrence Lessig has emerged as a leading thinker in the application of Constitutional concepts to the realm of cyberspace—and gotten Bill Gates (among others) mad at him.