With times as hard as they are for law school graduates, and many schools decreasing enrollments, you might think that encouraging students to pursue even more years of school would be the last thing on anyone's mind. Yale has some different ideas about that.

Yale Law School has announced a program for a Ph.D. in Law, which it claims is the first in the nation, and is designed to prepare students who have earned a J.D. to enter careers in legal scholarship, according to the school's website.

Students...