2015: Ehrlich Architects[2] 2014: Eskew+Dumez+Ripple 2013: Tod Williams Billie Tsien Architects 2012: VJAA 2011: BNIM Architects[3] 2010: Pugh + Scarpa 2009: Olson Sundberg Kundig Allen Architects 2008: KieranTimberlake Associates, LLP 2007: Leers Weinzapfel Associates Architects, Inc. 2006: Moore Ruble Yudell Architects and Planners 2005: Murphy/Jahn 2004: Flato Architects 2003: The Miller Hull Partnership 2002: Thompson, Ventulett, Stainback & Associates, Inc. 2001: Herbert Lewis Kruse Blunck Architecture 2000: Gensler 1999: Perkins and Will 1998: Centerbrook Architects and Planners 1997: Kliment & Frances Halsband Architects 1996: Skidmore, Owings & Merrill LLP 1995: Beyer Blinder Belle 1994: Bohlin Cywinski Jackson 1993: Cambridge Seven Associates, Inc.