Mario Prada family members from entering into his company. Mario's son harboured no interest in the business, so it was Mario's daughter Luisa Prada who took the helm of Prada as his successor and ran it for almost twenty years. Her own daughter, Miuccia Prada, joined the company in 1970, eventually taking over for her mother in 1978. Mario Prada Mario Prada (born in Milan; died in 1958) was the founder and original designer of the fashion label Prada, a company specializing in many high fashion goods for men and women, including shoes, handbags, luggage, and leather goods. Prada was founded in
The Devil Wears Prada (film) wearing Prada. Her friend Barbara Amiel reported that she said shortly afterward that the movie would go straight to DVD. But in an interview with Barbara Walters that aired the day the DVD was released, she called the film "really entertaining" and said she appreciated the "decisive" nature of Streep's portrayal. "Anything that makes fashion entertaining and glamorous and interesting is wonderful for our industry. So I was 100 percent behind it." Streep said Wintour was "probably more upset by the book than the film". Wintour's popularity skyrocketed after her portrayal in "The Devil Wears Prada". Streep said she did