 The work produced is often of a high standard, reflecting the amount of time and effort local people are willing to put into local projects they themselves initiated.Increasingly, over the last two decades, public participation has been pushed aside by developer-led, commercial archaeology, with the bulk of work going to contracting units.The reasons behind this relate to the professionalization of the discipline and the implementation of PPG16, as discussed by Faulkner who proposed a return to community-led archaeology in his article entitled "Archaeology from below".