John Fisher worked with dogs professionally for more than 20 years. He was a regular contributor to What Dog? and Pet Dog magazines and is the author of Think Dog and Dogwise: The Natural Way to Train Your Dog.

John Fisher worked with dogs professionally for more than 20 years. He was a regular contributor to What Dog? and Pet Dog magazines and is the author of Think Dog and Dogwise: The Natural Way to Train Your Dog.

John Fisher worked with dogs professionally for more than 20 years. He was a regular contributor to What Dog? and Pet Dog magazines and is the author of Think Dog and Dogwise: The Natural Way to Train Your Dog.