Pooh and the psychologists

'Winnie-the-Pooh lived in the forest all by himself under the name of Sanders and he had the name over the door in gold letters.' Why Sanders and why gold letters? Is the first letter of his title, which is hidden by the doorbell an M for Mr or a D for Doctor? Might not the gold letters stand for the brass plate of a physician or a psychotherapist? Discover the answers to the author's hypothesis that Pooh is none other than a super-psychologist.