, Scanned by Charles Keller with OmniPage Professional OCR software INCREASING HUMAN EFFICIENCY IN BUSINESS A CONTRIBUTION TO THE PSYCHOLOGY OF BUSINESS BY WALTER DILL SCOTT AUTHOR OF ``THE THEORY OF ADVERTISING,'' ``THE PSYCHOLOGY OF ADVERTISING,'' ``THE PSYCHOLOGY OF PUBLIC SPEAKING,'' ``INFLUENCING MEN IN BUSINESS'' CONTENTS CHAPTER PAGE I. THE POSSIBILITY OF INCREASING HUMAN EFFICIENCY......1