A s new and returning law students get ready for classes this fall, there is no shortage of advice about what types of courses they should take, what their law school experience should and shouldn’t be and what their job prospects after law school might — or might not — be.

Last spring, in a commencement address at the College of William and Mary Marshall-Wythe School of Law in Virginia, U.S. Supreme Court Justice Antonin Scalia waded into the debate over legal education, lancing faculty who teach too little, law schools that charge too much and those who would reduce law school to two years.