[146] Cumrun Vafa (Harvard University), interviewwith author, September 26, 2008.
[147] James Sparks (Harvard University), interview with author, February 6, 2007.
[148] Amanda Gefter, “The Elephant and the Event Horizon,”
[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,”
[152] Davide Castelvecchi, “Shadow World,”
[153] Taubes, “Black Holes and Beyond.”
[154] L. Frank Baum,
[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 Оvrut (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,”
[178] Candelas, interview with author, December 1, 2008.
[179] Allan Adams (MIT), interview with author, November 15, 2008.
[180] Gary Shiu, quoted in Adrian Cho, “String Theory Gets Real – Sort Of”
[181] Shamit Kachru (Stanford University), e-mail letter to author, December 6, 2008.
[182] Shamit Kachru, Renata Kallosh, Andrei Linde, and Sandip Trivedi, “De Sitter Vacua in String Theory,”
[183] Raman Sundrum (Johns Hopkins University), interview with author, February 22, 2007.
[184] Liam McAllister (Cornell University), interview with author, November 12, 2008.
[185] Kachru, interview with author, September 8, 2007.
[186] Liam McAllister (Princeton University), interview with author, February 20, 2007.
[187] Joe Polchinski (University of California, Santa Barbara), interview with author, February 6, 2006.
[188] David Gross, quoted in Dennis Overbye, “Zillions of Universes? Or Did Ours Get Lucky?”
[189] Burton Richter, “Randall and Susskind,” letter to editor,
[190] Leonard Susskind,
[191] Tristan Hubsch (Howard University), interview with author, November 7, 2008.
[192] Mark Gross (Stanford University), interview with author, October 31, 2008.
[193] Gross, interview with author, September 19, 2008.
[194] Miles Reid (University of Warwick), interview with author, August 12, 2007.
[195] Allan Adams (MIT), interview with author, October 31, 2008.
[196] Gross, interview with author, October 31, 2008.
[197] Adams, interview with author, October 31, 2008.
[198] Tristan Hubsch, e-mail letter to author, December 15, 2008.
[199] Melanie Becker (Texas AM University), interview with author, February 1, 2007.
[200] Andrew Strominger (Harvard University), interview with author, February
[201] Li-Sheng Tseng (Harvard University), interview with author, December 17, 2008.
[202] Becker, interview with author, February 1, 2007.
[203] Polchinski, interview with author, January 29, 2007.
[204] Strominger, interview with author, August 1, 2007.
[205] Burt Ovrut (University of Pennsylvania), interview with author, February 2, 2007.
[206] Geoffrey Landis, “Vacuum States,”
[207] Andrew R. Frey, Matthew Lippert, and Brook Williams, “The Fall of Stringy de Sitter,” Physical Review D. 68 (2003).