Nan Arthur, CDBC, CPDT-KSA, and KPA CTP is the author of the best-selling dog book, Chill Out Fido! How to Calm Your Dog. She works with dog professionals, shelter employees and volunteers, and pet dog owners to help them understand the science of dog behavior and training through her business, Beacon of Hope Dog Behavior and Training.

How to Keep Your Dog Calm When the Doorbell Rings
Does this ring a bell? The crowd gathers outside and is tense with anticipation as it makes its way to the paddock (your front porch). The field is