[enumjorge]

Don’t Shoot the Dog by Karen Pryor. While a lot of people treat it as a dog training book, her work in behavioral psychology and training has much broader applications. It can really change the way you approach interpersonal relationships.

[astrostl]

Came here just to post this one. Life-changing book, esp. on parenting.

[fiftyfifty]

Great mention, if you work with animals at all it is a mandatory read.

[meristem]

I trained with her team-- successful with cats, will try with raptors next.