You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who coined the term posdcorb to describe the functions of management?" whose answer is Luther Gulick.
Each document should contain about 30 words, and these documents should contain useful information.

Query: posdcorb management term origin
Useful Output:

Doc 1: The history is well-known. Originally conceived in 1935, it wasn't until 1937 that POSDCORB found its way into print. While a member of the
Doc 2: Definition of management Henri Fayol “Management is to forecast, to plan, to organize.
Doc 3: What is POSDCORB? POSDCORB, developed by Gulick and L. Urwick, is an acronym representing the 7 functions of managers: Planning Organizing
Doc 4: It was the American political scientist Luther Gulick and the British management consultant Lyndall Urwick who elaborated Henri Fayol's
Doc 5: Of late, the meaning and applicability of the POSDCORB is still the same, thus defined in the contemporarily context, it would be “planning,