César Millán is a Mexican-American dog trainer, author, and television personality, best known for his show, The Dog Whisperer. He gained fame for his unique approach to dog training, focusing on understanding canine behavior and establishing a balanced relationship between dogs and their owners. Born on August 27, 1969, in Culiacán, Mexico, Millán moved to the United States in the 1990s. He has written several books on dog training and behavior, including Cesar's Way, and has worked with various dog breeds, helping to rehabilitate aggressive and troubled dogs.