We love our dogs when they're behaving well. They're affectionate, nonjudgmental and extremely forgiving, which makes them better companions than most people. But what should we do when Rover refuses ...

In her new book, Reaching the Animal Mind ($25, Scribner), Karen Pryor offers a lively, wide-ranging overview of the use of operant conditioning for training, well, nearly any animal you can think of.

I recently was a witness to a rather heated argument between two dog trainers about the relative effectiveness of "clicker training" compared to "marker training." After much noise and hand waving, it ...