Book Review: The European Union as Guardian of Internet Privacy. The Story of Art. 16 TFEU, by Hielke Hijmans. (Vienna: Springer, 2016) - Common Market Law Review View Book Review: The European Union as Guardian of Internet Privacy. The Story of Art. 16 TFEU, by Hielke Hijmans. (Vienna: Springer, 2016) by - Common Market Law Review Book Review: The European Union as Guardian of Internet Privacy. The Story of Art. 16 TFEU, by Hielke Hijmans. (Vienna: Springer, 2016) 54 6 Common Market Law Review