Stanley corens the intelligence of dogs?

Stanley Coren, a canine psychologist and professor, is well-known for his work on dog intelligence, particularly through his books like "The Intelligence of Dogs." He categorizes dog intelligence into three types: instinctive intelligence, adaptive intelligence, and working intelligence. Coren's research highlights that breeds like Border Collies, Poodles, and German Shepherds are among the most intelligent, Excelling in tasks and problem-solving. His findings emphasize that intelligence in dogs can vary significantly by breed and individual temperament.