NCAC is adding to the global community of artists and institutions calling for the immediate release of the renowned Ai Weiwei, one China’s most innovative and socially engaged creators. He was arrested at Beijing Airport this week for “economic crimes”, and he alleges that in 2009 the security police attacked and beat him. Check out our call to action, and if you’re not familiar with Ai Weiwei, watch FRONTLINE’s short film online now.