At the invitation of Steven Taylor, I will be part of the illustrious group guest-blogging at PoliBlog next week while Steven takes a well-deserved vacation. During the guest-blogging stint, I’ll probably at least link to everything I post there from here.

For the second time in so many days, the Volokh Conspiracy is announcing the retirement of “Sandra O’Connor.” This time, however, it’s Sandra Day O’Connor, the associate Supreme Court justice, creating the first opening on the Supreme Court in 11 years—and also, more importantly, allowing me to test a theory of the justices’ voting behavior that’s been kicking around in my head (and which requires the end of a natural court to test).