2. DEFINITION OF PSYCHOLOGY
Meaning of psychology:
• psyche (mind) + logos (study) “Psychology is the scientific study of behavior and
Definition of Psychology:
According to Crow and Crow:
“Psychology is the study of human and human relationships”
According to Crooks and Stein:
“Psychology is scientific study of the behavior and mental processes of human and
3. HISTORY OF PSYCHOLOGY
Meaning of psychology:
psyche (mind) + logos (study)
“Psychology is the scientific study of behavior and mental processes.”
Psychology as a Science •
describe, explain, predict and control
behavior and mental processes •
• How can I control my fears?
• How can I learn to study?
7. PURE PSYCHOLOGY
It deals with the fundamental rules, principles and theories
of psychology in relation to the study of behavior of normal
relation to the study of behavior of normal adult.
It deals with the behavior of individuals who are
unusual. It studies mental disorders their causes and
It deals with the group behavior and inter relationship of
people with other people.
It studies various types of group phenomena such as
public opinion, attitudes, beliefs and crowd behavior.
This branch of psychology describes and explains
the biological and physiological basis of behavior.
It concerns the structure and functions. It concerns
the structure and functions of sense organs,
nervous system, muscles and glands underlying
It deals with extra sensory perceptions,
causes of rebirth, telepathy and allied
This branch of psychology describes
and explains the relation of physical
environment particularly weather, climate
and soil with behavior.
It studies the factors that influence the
growth and development of human
This branch of psychology describe the
processes of growth and development
processes of growth and development in
relation to the behavior of an individual
from birth to old age.
It is which tries to apply the psychological
principles, theories and psychological principles,
theories and techniques to human behavior in
It describes the causes of mental illness, abnormal
behavior of a patient and suggest treatment and
patient and suggest treatment and effective
adjustment of the affected person in society.
It apply psychological principles to assist public and
private organizations with their hiring and placement
programs, the training and supervision of their training.
It tries to study the behavior of persons like clients,
criminals, witnesses etc. with the help of
applications of psychological principles applications
of psychological principles and techniques.
This branch of psychology is concerned with the use of
psychological principles and techniques in the military
How to keep the morale of the soldiers and citizens high
during war time. and citizens high during war time.
How to secure better recruitment of the personnel for the
fighting capacities and organizational climate and leadership
This branch of psychology relates itself with
the use of psychological principles and
techniques in studying principles and
techniques in studying political and deriving