<P> Today , psychology is defined as `` the scientific study of behavior and mental processes . '' Philosophical interest in the mind and behavior dates back to the ancient civilizations of Egypt , Persia , Greece , China , and India . For a condensed overview , see the Timeline of Psychology article . The history of psychology as a scholarly study of the mind and behavior dates back to the Ancient Greeks . There is also evidence of psychological thought in ancient Egypt . Psychology was a branch of philosophy until the 1870s , when it developed as an independent scientific discipline in Germany and the United States . Psychology borders on various other fields including physiology , neuroscience , artificial intelligence , sociology , anthropology , as well as philosophy and other components of the humanities . </P>
<P> Today , psychology is defined as `` the scientific study of behavior and mental processes . '' Philosophical interest in the mind and behavior dates back to the ancient civilizations of Egypt , Persia , Greece , China , and India . For a condensed overview , see the Timeline of Psychology article . The history of psychology as a scholarly study of the mind and behavior dates back to the Ancient Greeks . There is also evidence of psychological thought in ancient Egypt . Psychology was a branch of philosophy until the 1870s , when it developed as an independent scientific discipline in Germany and the United States . Psychology borders on various other fields including physiology , neuroscience , artificial intelligence , sociology , anthropology , as well as philosophy and other components of the humanities . </P>
psychology emerged as a science from the field of
psychology emerged as a science from the field of
philosophy
philosophy