The role of a psychologists is to find out why people do behave like they do, think like they do and feel like they do. Different psychologists will use different types of psychology to find out this information. These techniques involve counselling patients and some psychologists will focus on how the humans mind will develop.
The first lab which main focus was on psychology was founded by Wihelm Wundt all the way back in 1879, Germany. You will find that there are a lot of different sub-disciplines of psychology, all use different ways of understanding the mind, Social Psychology, Clinical Psychology, Cognitive Psychology and Occupational Health are all examples of sub-disciplines.
The typical image of psychology is the patient reclined on a couch, telling his therapist about his life, but there are a lot more things a psychologists will do. One type of psychologist will have the job helping professional investigators, investigate child abuse, this is a forensic psychologist. Another type is a legal psychologist; these will advise judges and act as a trail consultant, there are even psychologists that will work with professional sport players to help them enhance performance or improve and overcome barriers.
The type of psychology which main aim is to establish facts on the mind is known as a research psychologists, whereas an applied psychologists is the type that will help individuals with their problems.