The Puppy Primer - Second Edition, by Patricia McConnell, Ph.D. and Brenda Scidmore, an excellent and clear guide to puppy training.

The Power of Positive Dog Training,  by Pat Miller, CPDT-KA, CBCC-KA, seminal work on the principals and application of positive reinforcement training, very accessible and always useful.

The Other End of the Leash, by Patricia McConnell, Ph.D., a thought provoking and well written book on how dogs think, learn and perceive the world.

Don't Shoot the Dog, by Karen Pryor. Written in 1985 this groundbreaking work explains the  underlying principles of behavioral training and through  numerous fascinating examples reveals how this art  can be applied to virtually any common situation.

 Playtime For Your Dog, by Christina Sondermann. This book is chock-full of ideas for fun games and exercise using everyday items found in your home and at the 99 Cent Store.

The Dog Trainer’s Complete Guide to a Happy Well-Behaved Pet, by Jolanta Benal, CPDT-KA, CBCC-KA.  Written with a wry sense of humor, full of concrete advice for a broad range of behavior issues every pet guardian needs help with at one time or another.

Fired Up, Frantic, and Freaked Out,  by Laura VanArendonk Baugh, CPDT-KA, KPACTP.  A must read for guardians of dogs with too much energy and/or too much anxiety, or fear related aggression for their own good.

Treating Separation Anxiety in Dogs,  by Malena DeMartini-Price, CTC.  Step by step explanation for how to help dogs overcome separation anxiety, presented in a clear and concise manner, accessible to the committed non-expert.

The Power of Habit: Why We Do What We Do in Life and Business, by Charles Duhigg.  We need to change our habits in order to change our dogs habits (behaviors).  This well written, accessible and fascinating book has applications that are useful way beyond helping you work with your dog.  A must read!

Lads Before The Wind: Adventures in Porpoise Training,  by Karen Pryor.  Originally published in 1975, this classic adventure story is also the most readable book written on the (then) new science of training and communicating with positive reinforcement.