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(I had 97 percent of the data from the original run within a month of the dress release and could have published right then and there.) This brings me to the final reason why the dress is important: Its been over two years since the dress, but this paper and another one that just came out represent the first truly rigorous studies on the dress effect

Kates outfit at the lunch and walkabout: Kates long-sleeved white dress featured a figure flattering pencil silhouette with a mid-length skirt and back vent slit

With their universally flattering silhouette, these dresses gently flare from the waist, creating an elegant drape that moves beautifully with you

Read next Lucy Yang was a lifestyle reporter on the INSIDER team covering style, weddings, design, and visual features