New research on chaos and complexity Memorial: Ilya Prigogine and his last works Gonzalo Ordonez Acceleration and entropy: a macroscopic analogue of the twin paradox I. Prigogine and G. Ordonez William James on consciousness revisited Walter J. Freeman The structural equations technique for testing hypotheses in nonlinear dynamics: catastrophes chaos and related dynamics Stephen J. Guastello Synchronization of oscillators in complex networks Louis M. Pecora and Mauricio Barahona CTML: a mark up language for holographic representation of document based knowledge Graziella Tonfoni Sustainability and bifurcations of positive attractors Renato Casagrandi and Sergio Rinaldi