Paul Moorhouse is an independent curator and writer. Formerly Curator of Twentieth - Century Portraits and Head of Displays (Victorian to Contemporary) at the National Portrait Gallery , London , his publications include Howard Hodgkin: Absent Friends ( 2017 ) , Giacometti: Pure Presence (2015), The Great War in Portraits (2014), Cindy Sherman (2014), A Guide to Twentieth Century Portraits (2013), The Queen Art & Image (2011), Bridget Riley: From Life (2010), Gerhard Richter Portraits: Painting Appearances (2009) and Pop Art Portraits ( 2007). Raf Simons is the Chief Creative Officer of Calvin Klein. Simons leads the creative strategy of the CALVIN KLEIN brand globally and oversees all aspects of the Global Marketing and Communications, Visual Creative Services and Store Design.