Beyonce's performance during the 2014 MTV Video Music Awards in August included clips of a speech about feminism by author Chimamanda Ngozi Adichie. Kevin Winter/MTV1415/Getty Images for MTV hide caption

itoggle caption Kevin Winter/MTV1415/Getty Images for MTV

Beyonce in her most recent Pepsi ad, which premiered her song "Grown Woman." Courtesy of Pepsi Co. hide caption

itoggle caption Courtesy of Pepsi Co.