Psychological theory is how they suspect people were negatively affected as children or something that causes them to descend into madness. It is the scientific study of human behavior and mental processes that attempts to discover why we do what we do. There are many other types of psychological theory. Some theories have fallen out of favor, while others remain widely accepted, but all have contributed enormously to our understanding of human thought and behavior. By learning more about these theories, you can gain a deeper and richer understanding of psychology's past, present, and future. Other types of psychological theories are behavioral, cognitive, developmental, humanistic, personality, social, and learning theories. Behavioral psychology, also known as behaviorism, is a learning theory based on the idea that all behaviors are learned through conditioning. Cognitive theories of psychology focus on internal states, such as motivation, problem solving, decision making, thinking, and attention. Developmental theories provide a framework for thinking about human growth, development, and learning. Theories of humanistic psychology began to gain popularity in the 1950s. While earlier theories often focused on abnormal behavior and psychological problems, humanistic theories instead emphasized the fundamental goodness of human beings. Personality psychology examines the patterns of thoughts, feelings, and behaviors that make a person unique. Some of the best-known theories in psychology are devoted to the subject of personality. Social psychology aims to help us understand and explain social behavior. Social theories generally focus on specific social phenomena, including... middle of article......naked from becoming what he was due to the effect of his parental role on the part of his grandparents. When he became a student at the University of Washington, Bundy fell in love with a beautiful, wealthy young woman from Carolina. He dated her for a while, then she broke up with him. This is what deeply devastated him and made him break. This is what could have affected him the most mentally and truly transformed him into the famous murder he is well known as today. Many of his later victims looked like his college girlfriend: pretty students with long, dark hair. His murders also generally followed a gruesome pattern. He often raped his victims before beating them to death. The exact number of women killed by Bundy will never be known. There is also debate about when he started killing, but most sources state that he began his murderous rampage around 1974.