Who directed the black-and-white thriller "Psycho" (1960)?

Alfred Hitchcock

Which Nickelodeon cartoon stars four anthropomorphic turtles skilled in martial arts? Who is known as the King of Pop? Which famous artist created a series depicting the idealized family Thanksgiving scene titled 'Freedom from Want'? Which medieval saint developed a famous Rule for monastic life around the 6th century? Who was the first Japanese player to play in MLB?