In order to become a certified dog trainer, look for a dog training school where a certification can be received with a course that takes six to 12 weeks. Discover ways to become members of other organizations after receiving a dog training certificate withhelp from a certified dog trainer in this free video on dog training. Expert: Zephyr Clarke-Dolberg Contact: www.miami-dog-training.com Bio: Zephyr Clarke-Dolberg is a certified professional dog trainer in Miami, Fla. Filmmaker: Paul Muller