interview by Dan Tudball, Wilmott Magazine, England, May 2009, pp. 32-45
interview by Jeremy Au Yong, The Straits Times, January 11, 2008, Singapore.
interview by Nate Nickerson, Technology Review, April 2/2008
interview by Kris van Hammet, Het Financiale Dagblad, Spring 2007
interview by Michael Peltz, Institutional Investor, p. 91, May 1, 2007
interview by Navroz Patel, Risk, V. 20 N. 6 July 2007, p. 40
Interview, Institutional Money, 8/3/2007.