REX’s founding principal, Joshua leads the firm’s team of diverse professionals and remains intimately involved in all the office’s work. Joshua was the first American recipient of the Marcus Prize, the biennial international architecture award conferred by the Marcus Corporation Foundation and the University of Wisconsin, and has been honored by the experimental performance company STREB with their Action Maverick Award. He has also been credited as one of the “5 greatest architects under 50” by HuffPost; the world’s most influential young architects by Wallpaper*; the twenty most influential players in design by Fast Company; “The 20 Essential Young Architects” by ICON magazine; and the “Best and Brightest” by Esquire.

An early member of the TED Advisory Board, Joshua has shared REX’s design methodologies at the TED2006 and TEDxSMU conferences, and lectures frequently at universities, cultural institutions, and symposiums around the world. He has been Eero Saarinen Visiting Professor at Yale University, Cullinan Visiting Professor at Rice University, and a visiting professor at Columbia University, The Cooper Union, Harvard University, Massachusetts Institute of Technology, and Syracuse University, among others.

Joshua holds a Master of Architecture from Harvard University, where he earned the inaugural Araldo Cossutta Fellowship and the SOM Fellowship, and a Bachelor of Arts in Philosophy, magna cum laude with distinction in the major, from Yale University. He is NCARB Certified and a registered architect in states throughout the U.S. and Australia, as well as in The Netherlands.