Monday, June 17, 2013

Historical Perspectives of Abnormal Psychology

Historical Perspectives of Abnormal Psychology

Abnormal psychology is a controversial and fascinating area of study. There is no universally agreed upon definition of abnormal psychology; only approximate definitions. Abnormal psychology, also called psychopathology, is the scientific study with the objectives of describing, explaining, predicting, and controlling those behaviors considered to be strange or unusual. Abnormal psychology has evolved over time including the development of criteria to define abnormality.

Origins and Evolution of Abnormal Psychology
Abnormal psychology has changed throughout its history. Many of the current attitudes and ideas of abnormal psychology have been influenced by earlier beliefs. Beliefs associated with abnormal psychology date back to the prehistoric and ancient eras. During this period, abnormal behaviors were believed to be evil spirits. These evil spirits were believed to be inhibiting and controlling an individual’s body. Behaviors were treated with methods such as trephining and exorcism. Trephining is a surgical method in which a part of the skull was chipped away. This allowed the evil spirits to leave the body (Sue, Sue,  & Sue, 2010). Much of this period involved the belief that illness was caused by demonic possession or sorcery. During the next period, the Greco – Roman period, naturalistic explanations were developed. These explanations differed from the supernatural ones from before. Hippocrates was one of the earliest thinkers who developed a more rational and scientific explanation for mental disorders (Sue, Sue,  & Sue, 2010). Researchers of this period believed that organic causes explained mental illness rather than demons. Hippocrates believed that the brain was the center of intellectual activity. Therefore, deviant behavior was caused by a dysfunction of the brain. In the Middle Ages, supernatural explanations were once again prevalent. During the Dark Ages period of the Middle Ages, supernatural and naturalistic explanations were fused together. During this period, illnesses were believed to be the result of supernatural forces but also from natural causes. Many people believed illnesses to be a punishment from sin. During the Witchcraft period, people believed that mentally ill individuals were witches although there was little evidence to prove it. During the Renaissance, there were advances in science and humanism. From this period to modern times, reforms were made to the causes and treatments of abnormal psychology. Treatments were more humane than in previous eras. More organized and scientific research was developed in the study of abnormality.

Challenges to Defining and Classifying Normal and Abnormal Behavior
Five criteria for defining abnormality were developed. These criteria were help, seeking, irrationality and dangerousness, deviance, emotional distress, and significant impairment (Hansell & Damour, 2008). Criteria used in defining abnormality use a statistical deviation of a normative standard. This creates some challenges. First, the criteria fail to take differences in place, time, and community standards in account. Second, the criteria does not provide any basis for distinguishing between desirable and undesirable deviations from the norm (Sue, Sue,  & Sue, 2010). Another challenge is that people who go in different directions, such as artistically, politically, or intellectually may be seen as abnormal simply because they do not conform to what is considered the norm. Another challenge statistical criteria may present is that widely distributed yet undesirable characteristics may be defined as normal. Culture also poses a challenge in defining abnormality. According to Sue, Sue, & Sue, “If deviations from the majority are considered abnormal, then many ethnic and racial minorities who show strong subcultural differences from the majority must be classified as abnormal” (2010, p. 9). According to the criteria developed, abnormality may be identified by determining those individuals who seek help. This criterion is not always accurate. Most people with significant problems do not seek help. On the other hand, many people seek help for normal life stress. Under the criterion of irrationality and dangerousness, mental illness involves irrational, dangerous, and out – of – control behaviors. In actuality, self destructive behaviors are only associated with a few disorders. Predicting dangerousness is not always easy. No criterion is directly correlated with it (Sue, Sue,  & Sue, 2010). Not all mental disorders involve extreme behaviors as deviance suggests. Emotional distress is one of the best criteria for defining abnormality. Emotional distress is a central feature in most illnesses and a minor feature in others (Hansell & Damour, 2008). However, many forms of emotional distress, such as grieving, are normal. Significant impairment is the best defining criteria of abnormality. However, some psychological impairments can be caused by physical injuries or diseases.

Theoretical Models Related to the Development of Abnormal Psychology
Theoretical models were established to explain the etiology, or causes, of abnormal behaviors. The common models consist of biological, psychological, social, and sociocultural. Biological etiology involves genetics, brain anatomy, biochemical imbalances, the central nervous system functioning, and autonomic nervous system reactivity. Psychological etiology involves personality, emotions, stress coping, learning, self – esteem, cognition, developmental history, self – efficacy, and values. Social etiology involves family, relationships, social support, belonging, love, marital status, and community. Sociocultural etiology includes religion, race, sexual orientation, socioeconomic status, gender, culture, and ethnicity. While one – dimensional models are important, multi – path models provide a better and more organized framework for understanding the etiology of abnormality (Sue, Sue,  & Sue, 2010). Multi – path models combine the individual models to determine the numerous causes of an illness.

Conclusion
Abnormal psychology is a complex field of study. Abnormal psychology has roots from prehistoric and ancient eras. From those early roots, abnormal psychology has developed more advanced and scientific methods of research. These methods have helped form a better definition of abnormal psychology. The etiology of illnesses is vital in classifying and treating the illnesses.


References

Hansell, J., & Damour, L. (2008). Abnormal Psychology (2nd ed.). Hoboken, NJ: Wiley.


Sue, D., Sue, D. W., & Sue, S. (2010). Understanding Abnormal Behavior (9th ed.). Boston, MA: Wadsworth.


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