Brett Warren is a Certified Professional Dog Trainer (CPDT) and the owner of Canine Mind. She is a member of the Association of Pet Dog Trainers (APDT), Truly Dog-Friendly, and the No Shock Collars Coalition. Brett is certified in Pet First Aid by the American Red Cross.

Brett maintains strong interests in holistic animal health, animal behavior, humane education, and animal advocacy and rescue. She has worked with a number of humane organizations, including the San Francisco SPCA (animal-assisted therapy volunteer), the Montgomery County SPCA (cat socializer and coordinator of the pet-assisted therapy program), Pets on Wheels (screener of therapy dog candidates), and Calvert Animal Welfare League (Board of Directors).

Brett has a cat, Yuki, and two dogs: Addie (English Setter/Lab mix) and Vera (Boston Terrier/Jack Russell Terrier mix).