A measure called physical complexity is established and calculated for a population of sequences, based on statistical physics, automata theory, and information theory. It is a measure of the quantity of information in an organism’s genome. It is based on Shannon’s entropy, measuring the...

The 2011 Grand Challenge in Service conference aimed to explore, analyse and evaluate complex service systems. A case scenario, improving the perception of safety in the London Borough of Sutton, provided a common context to link participant contributions. The key themes that emerged included...