Definition: Number theory is a branch of pure mathematics devoted to the study of the natural numbers and the integers. It is the study of the set of positive whole numbers which are usually called ...

Roger Hallam is serving a five-year sentence for advocating direct action during a videoconference. It hasn’t stopped him.

Henry Mintzberg, a Canadian academic and business management expert, set out to help companies address this issue by creating his own managerial theory. In it, Mintzberg categorizes organizational ...