The Evolution of Robustness by Wim Hordijk and Lee Altenberg 1 November 2019 In Darwin’s theory of evolution by natural selection, the key phrase is “survival of the fittest”: those organisms that are best fit to carry out the tasks of living in their world are the ones that survive. But they won’t live forever — they must have offspring that inherit the traits that made them fit in order for evolution to proceed. This conceptual framework is fine for understanding the evolution of traits that..