Definition. A theory that is based on the evolution of how a product moves through a four-step process, or life cycle, from beginning to end. This process begins with the introduction of the product, and then it moves on to the growth stage, the maturity stage, and ends with a decline in the product's sales.
The most influential version of this theory is put forward by B. F. Skinner in 1959. His version of Behaviourism is best known as Radical Behaviourism. Skinner, sought to give ethical grounding to behaviourism, relating it to pragmatism. Types of Behavioural Learning.
James sought to understand the âstream of consciousnessâ. Behaviorism. was founded by James B. Watson, who thought the focus of psychology should only be observable behavior and not the study of consciousness. In order for psychology to be scientific, one must be able to verify ideas.