Best Answer: St. Augustine (Florida) is the oldest continually occupied European settlement in the continental United States, only San Juan, Puerto Rico predates the city as the oldest settlement within the territory of the United States.
Finally in 1980 the American Psychiatric Association officially recognized multiple personality disorder as a genuine emotional illness. Today, MPD is a relatively popular diagnosis with 20,000 cases recorded between 1980 and 1990. Researchers currently believe that from 0.01-10% of the general population has this mental illness.
Shirley Mason was the psychiatric patient whose life was portrayed in the 1973 book Sybil. The book and subsequent film caused an enormous spike in reported cases of multiple personality disorder. Mason later admitted she had faked her multiple personalities.When Sybil first came out in 1973, not only did it shoot to the top of the best-seller lists â it manufactured a psychiatric phenomenon. The book was billed as the true story of a woman who suffered from multiple personality disorder.ason later admitted she had faked her multiple personalities. When Sybil first came out in 1973, not only did it shoot to the top of the best-seller lists â it manufactured a psychiatric phenomenon. The book was billed as the true story of a woman who suffered from multiple personality disorder.