KC has a great series this week about mandatory spay/neuter and its effectiveness in terms of bite reduction and numbers of dogs killed.

He investigated San Francisco, California and Kansas City, Missouri (KCMO).

It's excellent, lots of good information available.  There's a link to an interesting study which I haven't had a chance to read yet but plan to get to ASAP.

Here's a link:    http://btoellner.typepad.com/kcdogblog/

(Since it's a blog the entries appear in reverse order.  Scroll down to find Part 1.)