• Chair of Professional Advisory Board,
NOOR photo agency, Amsterdam, the Netherlands 2009-2011 • Guest Director, LOOK 3, Festival of the Photograph, Charlottesville, Virginia, June 10–13, 2009 • Jury Chair,
World Press Photo foundation, Amsterdam, the Netherlands, 2009 • Jury, World Press Photo foundation, Amsterdam, the Netherlands, 2008 • Jury, CHIPP, premier edition of China International Press Photo Contest, Shenzhen, China 2005, 2012 • Faculty, Joop Swart Masterclass, World Press Photo foundation, The Netherlands 2002-2005 • Jury, Visa Pour L'Image, Perpignan, France 1996–1999, 2004, 2006, 2008–2009, 2012 • Faculty,
Missouri Photo Workshop, 1999–2000, 2002–2008, 2012, 2014-18 • Faculty and member of Board of Directors,
Eddie Adams Workshop, 1997–2000, 2008–2017 • Faculty, Summit Photographic Workshop, 1998, 2000, 2002, 2006–2009, 2012, 2015, 2018 • Jury, Pictures of the Year International competition, 1997, 1998, 2001 == References ==