We are pleased to publish the 4 volume, 1st issue, 2013 of the Advanced Materials Letters with ICNANO 2011 special issue, Part 2. This special issue is focused on the ‘Nano- composites and films: Processing, properties, and applications’. The journal continuously intends to provide an international publication platform for the broad spectrum of issues regarding theoretical and experimental advancements in materials science and engineering including molecular device materials, biomimetic materials, hybrid-type composite materials, functionalized polymers, supramolecular systems, information- and energy-transfer materials, bio- based and biodegradable and/or environmental friendly materials for food, adhesives, drug delivery, tissue engineering, gene delivery, biosensor, structural etc. at macro and nano levels from last 3 years.