“…Activity theory, which was introduced to professional communication via Bazerman (1988), Russell (1995Russell ( , 1997a, and Berkenkotter and Huckin (1993), has been widely used in technical communication to study how genres are durable, suasive, and mediatory within specific activity systems (Fraiberg, 2013;Kain & Wardle, 2005;McCarthy, Grabill, Hart-Davidson, & McLeod, 2011), across linked activity systems (Gygi & Zachry, 2010;McNair & Paretti, 2010), and in broader networks (Ding, 2008;Propen & Schuster, 2010;Sherlock, 2009;Spinuzzi, 2008Spinuzzi, , 2012. (For more detailed overviews of studies involving genre and activity theory, see Russell, 1997b; Activity theory posits a clear asymmetry between communicators and their tools and technologies.…”