Father of principles of management is Henry Fayol. Henri Fayol is claimed to be the real father of modern management. He was a Frenchman born in 1841 and was working as an engineer with a mining company. He improved the condition of the company from virtual bankruptcy to high success.
Pioneer of Human Relations is Elton Mayo. Elton Mayo is considered the founder of the Human Relations Theory. Prior to this trend, Elton Mayo already started an experiment in the Hawthorne plants in 1924; the Hawthorne experiment.
Management and administration are partly same and partly different. Administration is concerned with the laying down of basic objectives and broad policies of an organisation, while management is concerned with performing various functions such as- planning, coordinating and controlling for attaining organisational objectives.
Espirit de corps means union is strength. This principle says that the management should create a team spirit within various employees or various groups in the organization. All the employees should work as a team towards achievement of the organizational goals.
Henry Fayol laid down 14 principles. They are Division of Work, Authority and Responsibility, Discipline, Unity of Command, Unity of Direction, Subordination of Individual Interest, Remuneration, The Degree of Centralization, Scalar Chain, Order, Equity, Stability of Tenure of Personnel, Initiative and Esprit de Corps.