Professor Pamela S. Karlan is mentioned in the Atlantic as a replacement for the retiring Supreme Court Justice David Souter:

Less known but equally potent candidates would be Stanford's Pam Karlan, an intellectually brilliant liberal, and Johnnie Rawlinson, an appeals court judge and the first African American woman appointed to that circuit. Of all these candidates, Wood and Karlan are probably the brightest lights, and Wood would be most palatable to conservatives. Cato's Ilya Shapiro, a former Wood student, said that she'd offer a "seriousness of purpose and no ideological ax to grind, this making her the best nominee for supporters of constitutionalism.