This episode is the second part of our conversation with Dr. Stephen Powles, one of the world's foremost experts on herbicide resistance in weeds.  In this conversation we discuss novel methods of managing herbicide resistant weeds.  Listen for Steve's explanation of his seemingly counterintuitive advice, "When you're on a good thing, change it."  If you haven't listened to Steve tell the fascinating story of his educational and career journey, be sure to check out the previous episode. To learn more about this topic or to start a discussion with Dr. Powles, follow him on Twitter @sbpowles or email him at [email protected].  More information can be found at the University of Western Australia website.