Psychology is the study of the mind and behavior. It examines topics like social pressures, biological influences, and the impact of environmental factors on a person's thinking, feelings, and actions.

Psychology derived from physiology(biology) and philosophy. The word itself was formed from the Greek words 'psyche' for soul and mind, and 'logos' for science.

According to Freud, the id is the primitive part of the mind. The super-ego is the moral conscience and the ego is the realistic mediator between the two.

The inkblot or Rorschach test reveals how the mind perceives images. It was developed in 1921 by Hermann Rorschach.

Although Maslow's hierarchy is now considered to be outdated, it's still useful for personal development and growth in the workplace.

Aristotle had a number of hypotheses in addition to this one. He believed that mankind was alone in the universe and that the Earth did not move.

The Barnum effect is described as people's tendency to regard certain information, like horoscopes, as true, even though the information is so vague that it could apply to anyone.

The Big Five Personality theory, also known as the OCEAN model, helps us understand others by describing why we act as we do according to five traits: extraversion, agreeableness, openness, conscientiousness, and neuroticism.

Developed by Franz Joseph Gall in 1796, Phrenology involved measuring bumps on the skull to predict mental traits. By the 1840s it was discredited as a scientific theory.

Think of assimilation as changing new information to fit into what we already know. For example, as children, we learned the word for dog. We would then call all four-legged animals dogs. That's assimilation.