[Review of:] Preiser Kapeller, Johannes: Harbours and maritime networks as complex adaptive systems :international workshop "Harbours and maritime Networks as Complex Adaptive Systems" at the Römisch-Germanisches Zentralmuseum in Mainz, 17.-18.10.2013, within the framework of the Special Research Programme (DFG-SPP 1630) "Harbours from the Roman Period to the Middle Ages". - Leonard, John R (Steiner, 2016)