Janet Halley spent six years writing "Split Decisions: How and Why to Take a Break from Feminism" (Princeton University Press, 2006), a groundbreaking book examining the contradictions and limitations of feminism in the law.

International law professor David Kennedy was a conscientious objector during the Vietnam era, but during his early years teaching at Harvard Law School he realized it was time to rethink his position on the valid use of military force.