NATO Advanced Study Institute on the Fundamentals of Verbal and Nonverbal Communication and the Biometric Issue (2006 : Vietri sul Mare, Italy)
Amsterdam [Netherlands] ; Washington, DC : IOS Press, [2007]
NATO Advanced Research Workshop on Identity, Security and Democracy: the Wider Social and Ethical Implications of Automated Systems for Human Identification (2006 : Jerusalem)
Amsterdam, Netherlands ; Washington, D.C. : IOS Press, [2009]