The brain
is a complex structure. Psychology is an attempt to study and better understand
the brain in relation to one’s behavior. The science of psychology has evolved
through time. Researchers have developed “schools,” or perspectives, of
psychology. These include structuralism, functionalism, behaviorism,
psychoanalysis, humanistic, and cognitive. Researchers have also used a
biological - based view to understand psychology called evolutionary
psychology.
Structuralism
Structuralism
was considered the first school of psychology. Edward B. Titchener developed
structuralism, basing it upon Wilhelm Wundt’s work in psychology. One of
structuralism’s main points was that it focused on internal processes such as
thoughts or feelings. Structuralism focused on the components of mental
processes rather than the process itself. Another point of structuralism is
that those who studied it believed that the mind and body were distinct from
one another; the two were not to act upon one another (Pillsbury, 1934). Titchener believed that experiences could be
broken down into smaller components. Structuralism used introspection in its
research. Introspection is where subjects verbally reported what they were
thinking at the moment (Kowalski & Westen,
2011). This is the process of looking in on one’s mind. Structuralism
influenced the development of experimental psychology.
Functionalism
Structuralism
had its criticisms. From those criticisms, functionalism was formed.
Functionalism attempted to explain mental processes into a more systematic
manner by relating them to a physiological process (Carr, 1930). Functionalists focused on the whole situation rather
than the smaller components (Pillsbury, 1934).
Functionalists also believed that consciousness served a function (Kowalski & Westen, 2011). Functionalism
focused more on explaining the mind whereas structuralism focused on describing
the mind. Functionalism influenced behaviorism and applied psychology as well
as the educational system.
Behaviorism
John
Watson was influential in the development of behaviorism. Ivan Pavlov and B.F.
Skinner were also important in behaviorism. Pavlov’s experiments in classical
conditioning and Skinner’s experiments in operant conditioning played a role in
supporting the beliefs of behaviorism. In behaviorism, the focus is the
relationship between external events and observable behaviors (Kowalski & Westen, 2011). Observable
behavior is the main factor in which behaviorism is based upon. Another belief
is that behaviors are acquired through learning. Watson’s stance was that
experimental observation was the method by which behavior could be studied.
Behaviorists thought behavior could be understood without reference to thoughts
or feelings. In fact, Watson did not believe that mental life existed in the
same manner as his predecessor’s believed (Moore,
2011).
Psychoanalysis
Sigmund
Freud developed psychoanalysis. Psychoanalysis has three basic components to
its beliefs. First, a person’s thoughts and feelings determine his or her
actions. Second, many thoughts and feelings occur in a person’s unconscious
mind. Third, a person’s conscious thoughts may conflict with his or her
unconscious thoughts. Freud believed
that a person has unconscious thoughts that are the basis for a person’s
conscious thoughts. Freud also believed that the human mind was composed of
three elements. These are the id, ego and superego (Renner, Morrissey, Mae, Feldman, & Majors, 2011). The id is a
person’s unconscious that works to satisfy a person’s basic needs and desires.
The superego is the ideals a person has acquired from external sources. The
superego works to suppress the urges of the id and to make the ego behave
morally. The ego mediates the demands of the id, superego and reality. The ego
also prevents a person from acting on the urges of the id and works to achieve
balance between moral standards and the idealistic standards of the superego.
Humanistic Psychology
Humanistic
psychology emphasizes the role of the individual rather than unconscious
thought. Humanistic psychologists believe that people are innately good. They
believe that a person’s mental problems result from a deviation from the
natural tendency of being good. A humanistic psychologist focuses on an
individual’s potential as well as his or her growth and self-actualization (Renner, Morrissey, Mae, Feldman, & Majors, 2011).
Unlike the previous schools of psychology, the humanistic approach considers
environmental factors as well as internal thoughts. Even today humanistic
psychology influences therapy, education and healthcare.
Cognitive Psychology
Cognitive
psychology studies mental processes. This includes how people think, perceive,
remember and learn. Cognitive psychologists study memory and decision making.
Cognitive psychologists, like behaviorists, believe that organisms respond to
the environment and have predictable output (Kowalski
& Westen, 2011). However, unlike behaviorism, cognitive psychology
focuses on both observable behaviors and internal mental states. Unlike
psychoanalysis, cognitive psychology uses research methods. Cognitive
psychology is experimental in nature. Cognitive psychologists use experimental
procedures to study mental processes at work (Kowalski
& Westen, 2011).
Evoultionary Psychology
Evolutionary
psychology focuses on biologically – based mechanisms that evolved in a
species. Evolutionary psychologists believe that many human behavior tendencies
evolved through time (Biological Foundations of
Behavior: Evolution, Genetics, and The Brain). Neurons are the basic
units of the nervous system. Neurons help coordinate functions of the body
through electrical and chemical communication (Kowalski
& Westen, 2011). There are three types of neurons: sensory, motor,
and interneuron. Evolutionary psychologists believe these units contribute to
the way a person responds through mental process.
Conclusion
Psychology has evolved and changed over time.
According to many of the founders of psychology, many factors contribute to the
way a person’s brain works. Whether it is biological in origin as the
evolutionary psychologists believe or if mental processes are caused by a
person’s unconscious as psychoanalysis psychologists believe, a person’s brain
is a complex structure.
References
Biological Foundations of Behavior: Evolution, Genetics, and The Brain. (n.d.). Retrieved February 20, 2012, from
McGraw-Hill Higher Education: http://highered.mcgraw- hill.com/sites/0072563303/student_view0/chapter3/
Carr, H. (1930). Psychologies of 1930. Clark University Press.
Kowalski, R., & Westen, D. (2011). Psychology (6th ed.). John
Wiley & Sons, Inc.
Moore, J. J. (2011). BEHAVIORISM. Psychological Record, 61(3) ,
449-464.
Pillsbury, W. B. (1934). The fundamentals of psychology (3rd ed.) .
MacMillan Co.
Renner, T., Morrissey, J., Mae, L., Feldman, R., & Majors, M. (2011). Psychsmart.
New York, NY: The McGraw - Hill Companies, Inc.
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