Alex St. John, along with Craig Eisler and Eric Engstrom, created the original Microsoft DirectX technology platform. Alex became the Microsoft Windows Game technology evangelist for DirectX through his early work at Microsoft (1992-1997) to advance Windows as a dominant graphics and media platform. He described himself on USENET as "Microsofts dually [sic] appointed DirectRepresentative for this technology." He is one of the main subjects of the book and is mentioned in Masters of Doom.