Shane Legg (a DeepMind founder) and Marcus Hutter collected and categorized 70 different definitions of intelligence: http://arxiv.org/abs/0706.3639 http://arxi

Shane Legg (a DeepMind founder) and Marcus Hutter collected and categorized 70 different definitions of intelligence: http://arxiv.org/abs/0706.3639 http://arxiv.org/abs/0706.3639 Their attempt at a definition that synthesizes all the others is: > Intelligence measures an agent's ability to achieve goals in a wide range of environments. - S. Legg and M. Hutter