Omar Azzaroni is an Adjunct Professor of Physical Chemistry at the Universidad Nacional de La Plata, Argentina. He is currently a fellow of the Argentinian National Scientific and Technical Research Council (CONICET) and head of the Soft Matter Laboratory at the Universidad Nacional de La Plata. Wolfgang Knoll is an Honorary Professor at the Danube Private University in Krems, Austria. Previously, he was Scientific Managing Director of the Austrian Institute of Technology in Vienna, Austria, and before that one of the Directors at the MPI for Polymer Research in Mainz, Germany