About Peter Drucker:
Peter Ferdinand Drucker was an Austrian-born American management consultant, educator, and author, whose writings contributed to the philosophical and practical foundations of the modern business corporation. He was also a leader in the development of management education, he invented the concept known as management by objectives and self-control, and he has been described as "the founder of modern management".
There is nothing so useless as doing efficiently that which should not be done at all.
Peter DruckerNothing is less productive than to make more efficient what should not be done at all.
Peter Drucker