(Pictured Left) Jenny Sidhu Mullins, “Mountain Dew Presents: The Dew-Love Dharma Tent,” 2010. (Pictured Right, in part) Jason Horowitz, “Annunciation (Jeffry),” 2010, courtesy Curator’s Office. Installation photograph by Brandon Webster, courtesy Flashpoint. Written by DCist contributor Matt Smith By Request, at the Gallery at Flashpoint through July 31, is artist and curator Jeffry Cudlin’s take on the field of cultural production, a theory examining how art is produced and how we as a society…