Three basic needs of humans are drinkable water, nourishing food and adequate sleep, according to Maslow's Hierarchy of Needs. The ability to breathe is also necessary for humans. People also need safety, security and sh... More »

The conventional list of basic needs of a human include water, food, clothing and shelter. However, modern compilations emphasize many other factors apart from these, such as education, health-care and adequate sanitatio... More »

William Schutz's theory of basic needs is an interpersonal relations theory that focuses on the three most important interpersonal needs most people share: the need for control, inclusion and affection or openness. The t... More »

One advantage of Maslow's hierarchy of needs is its perceptive insight into human nature, a disadvantage is that the hierarchy fails to account for cultural or social differences between individuals. Abraham Maslow first... More »

Abraham Maslow's theory of motivation asserts that humans are motivated by a hierarchy of needs: They act to fulfill basic survival needs before addressing more advanced needs or wants. This hierarchy is shaped like a py... More »

The four basic needs of all living things are sunlight, air, water and food. The survival of living organisms also depends on limiting factors such as soils, temperature and physical barriers. These factors, which are sp... More »

Examples of primary reinforcers, which are sources of psychological reinforcement that occur naturally, are food, air, sleep, water and sex. These reinforcers do not require any learning process in order to be effective;... More »