Senior Editor Denny Arar interviews CSI creator Anthony Zuiker and the CEO of The Electric Sheep Company, Sibley Verbeck, about their collaboration that takes the plot of an upcoming CSI episode into the virtual environment of Second Life. Pitching it as the next wave of "cross-platform programming," they discuss how adding interactive elements to a TV show's plot can deepen a participant's engagement. (Full disclosure: Denny Arar's husband is employed by Linden Lab).