Actress Allison Williams has signed a beauty deal with Simple, Unilever’s range of facial skin care products. The new marketing campaign is said to focus on how Williams relies on Simple products to counter the many factors that can trigger her sensitive skin, including make-up, weather and pollution.The new television commercial will debut nationwide on Feb. 11. “We are thrilled to partner with Allison Williams on this ad campaign, which highlights the brand’s skincare experti...