The dynamic choice between individual and social learning is explored for a population of autonomous agents whose objective is to find solutions to a stream of related problems. The probability that an agent is in the individual learning mode, as opposed to the social learning mode, evolves over...

The tendency for the members of a corporation or government to be resistant to change is explored in a model that encompasses two endemic features of such systems. First, the social system is modeled as a hierarchy, and implicit within it is a selection process that determines who advances to...