The document discusses three major theories of behavioral and human relations management:
1. Hugo Munstenberg's theory proposed that industrial psychology could benefit industry in hiring the right people, achieving efficiency, and directing employee behavior.
2. Douglas McGregor's Theory X and Theory Y describe how people view worker motivation - Theory X sees workers as unmotivated while Theory Y sees them as willing if given responsibility.
3. Abraham Maslow's hierarchy of needs proposes that people are motivated to fulfill certain needs in a pyramid structure starting with physiological needs, then safety, social, esteem, and self-actualization needs. Once a need is met, the next level motivates individuals.