Celebrity Helen Mirren and Jessica Chastain's Night Out and More! By Bronwyn Barnes Bronwyn Barnes Instagram Twitter Bronwyn is the VP of Commerce for Health and Beauty at Dotdash Meredith and joined the team in 2021. She is a professional storyteller and digital pioneer with 20 years of experience in print, digital and social media. Before joining Dotdash Meredith, Bronwyn was co-founder and Chief Creative Officer of a boutique content agency, combining editorial style and brand marketing principles to create custom digital and social media content for brands like Hilton Hotels, Waldorf Astoria, and Bulgari. She was the founding social media editor of InStyle's Facebook, Twitter, and Instagram accounts and architect of early social media brand partnerships with brands like Target, Lionsgate Films, and Essie. Bronwyn has also worked as an editor and writer, at InStyle, Entertainment Weekly, People, Travel + Leisure, and more. Bronwyn earned a B.A. in literature and sociology from Queen's University at Kingston. InStyle's editorial guidelines Published on August 23, 2011 @ 04:45PM Pin Share Tweet Email Photo: Theo Wargo/WireImage "These flashes make me horribly anxious," said Helen Mirren (in Michael Kors) as she arrived at the Tribeca Grand Hotel for a New York City screening of The Debt. Despite her nerves, Mirren pulled off some gorgeous poses alongside co-star Jessica Chastain (in Dior). Click through the gallery to see Demi Moore, Paul Rudd and more stars at last night's hottest parties!