Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

Systems theory was not originally a business theory. Indeed, systems theory was proposed in the 1940s by biologist Ludwig von Bertalanffy, say Francis Heylighen and Cliff Joslyn in their article, ...

Over the past decade, more and more nonprofits have developed a theory of change—that is, an articulation of the results an organization must achieve to be successful, and how it, working alone or ...