Sound film "The Clue of the New Pin", a British Lion production using the sound-on-disc British Photophone system. In May, "Black Waters", a British and Dominions Film Corporation promoted as the first UK all-talker, received its initial trade screening; it had been shot completely in Hollywood with a Western Electric sound-on-film system. None of these pictures made much impact. The first successful European dramatic talkie was the all-British "Blackmail". Directed by twenty-nine-year-old Alfred Hitchcock, the movie had its London debut June 21, 1929. Originally shot as a silent, "Blackmail" was restaged to include dialogue sequences, along with a score and sound effects,
Edward Hitchcock Jr. medicine from the Harvard Medical School. The same year, after receiving his doctorate, he married Mary Judson. They had ten children; three of whom died in infancy. Hitchcock Jr. returned to Amherst College in 1861 as professor of Hygiene and Physical Education. Hitchcock Jr. was the first ever physical educator. Colleges had hired physical educators since the early 1820s, but Edward Hitchcock Jr. is generally credited with being the first formal physical educator at the collegiate level. He believed in the importance of sound physical health for college students, so that the mind could accomplish its best work and students