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[149] John Preskill, “On Hawking’s Concession,” July 24, 2004, http://www.theory.caltech.edu/~preskill/jp_24jul04.html. [150] Andrew Strominger (Harvard University), interview with author, February 7, 2007. [151] Juan Maldacena, “The Illusion of Gravity,” Scientific American , November 2005, pp. 57–58, 61. [152] Davide Castelvecchi, “Shadow World,” Science News 172 (November 17,2007). [153] Taubes, “Black Holes and Beyond.” [154] L. Frank Baum, The Wizard of Oz (Whitefish, Mont.: Kessinger, 2004), p. 111. [155] Volker Braun (Dublin Institute for Advanced Studies), interview with author, November 4, 2008. [156] Philip Candelas (Oxford University), interview with author, December 1, 2008. [157] Ibid. [158] Andrew Strominger (Harvard University), interview with author, February 7, 2007. [159] Cumrun Vafa, “The Geometry of Grand Unified Theories,” lecture, Harvard University, Cambridge, Mass., August 29, 2008. [160] Chris Beasley (Stony Brook University), interview with author, November 13, 2008. [161] Burt Îvrut (University of Pennsylvania), interview with author, July 20, 2008. [162] Ovrut, interview with author, February 2, 2007. [163] Ron Donagi (University of Pennsylvania), interview with author, November 14, 2008. [164] Donagi, interview with author, November 19, 2008. [165] Candelas, interview with author, December 1, 2008. [166] Donagi, interview with author, May 3, 2008 [167] Ovrut, interview with author, November 20, 2008. [168] Donagi, interview with author, November 20, 2008. [169] Ovrut, interview with author, November 20, 2008. [170] Shamit Kachru (Stanford University), interview with author, November 4, 2008. [171] Michael Douglas (Stony Brook University), interview with author, August 20, 2008. [172] Candelas, interview with author, December 1, 2008. [173] Simon Donaldson (Imperial College), interview with author, November 29, 2008. [174] Ovrut, interview with author, November 19, 2008. [175] Candelas, interview with author, December 1, 2008. [176] Strominger, interview with author, February 7, 2007. [177] Adrian Cho, “String Theory Gets Real — Sort Of,” Science 306 (November 26, 2004): 1,461. [178] Candelas, interview with author, December 1, 2008. [179] Allan Adams (MIT), interview with author, November 15, 2008. — 297 —
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