Third, the functions Agranoff and McGuire identified in their seminal work need
reconsideration and elaboration. We agree that their four functions are foundational, but
there are others that should be considered. For instance, the ability to mobilize mass
constituencies from within the managers ‘‘home’’ network system and fromthose of adjacent systems is important, given that politics and implementation are more thoroughly fused than has been historically true. We also fully admit that the full implications of merging the functions model and network duality model is not fully worked out. We are, however, convinced that the synthesis must be pursued. Our initial analysis leads us to believe that understanding network systems and their adjacency will help to overcome the ‘‘chaos’’ that Agranoff and McGuire (2003a, 1406–7) identify in certain network management systems