Behavioural sciences explore the cognitive processes within organisms and the behavioural interactions between organisms in the natural world. It involves the systematic analysis and investigation of human and animal behavior through the study of the past, controlled and naturalistic observation of the present, and disciplined scientific experimentation and modeling. It attempts to accomplish legitimate, objective conclusions through rigorous formulations and observation. Examples of behavioral sciences include psychology, psychobiology, anthropology, and cognitive science. Generally, behavior science deals primarily with human action and often seeks to generalize about human behavior as it relates to society.