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Genetics vs environment criminal behavior
Genetics vs environment criminal behavior
Biological explanation of crime
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The statement suggests that those with no history of violence within their family and/or those who had a good upbringing will most likely not go on to commit violent crimes. At first this does seem like a reasonable suggestion to make. However, once we look deeper into this topic we uncover more complex explanations that are used to understand the phenomenon that is violent crime. Psychological perspectives are widely used throughout the world of criminology in order to help comprehend why crime is committed and the patterns that occur between the type of offender and type of crime. There perspectives are broken down into four main areas within psychology; Biological/Evolutionary, Social/Learning theory, Psychoanalytical/Psychodynamic and finally …show more content…
However as research in to the causes of criminality has developed, we have now come to understand that these aspects of appearance do not contribute to the likelihood of someone becoming criminal. Osborn and West (1979) furthered this study of genetics by comparing the criminality of parents to children and found that the children that had parents with a criminal record have a 40% chance that they will also go on to commit crime (ref). Although this seems to give fairly substantial support the link between genetics and criminality, on the other hand 60% of the children did not go on to commit crime so this study does not have strong support for the criminal gene. Other suggestions have been made that links biology to criminality such as personality traits leading people to be more likely to be come criminal. Hans Eysenck (1977) suggested that individual differences originated in aspects of biology. One example of a personality trait that is used to explain this concept is neuroticism and how this is developed from a difference in arousal levels of the nervous system compared to ‘normal’ people, and this is established in development through childhood (ref). Overall the biological approach does contribute some valuable points to the study of …show more content…
One of the main ideas that cover the link between crime and the role of the family was that single parenthood is a risk factor. It was suggested that father absence in childhood was a cause of crime but this may not be as relevant in today’s society as divorce is much more common and it may have been more about the social exclusion the children experienced from the outside world because of their parents divorce (ref). Both Loeber and Stouthamer-Loeber (1986) along with Farrington (1991) researched into the affect of the number of siblings in the family on the likelihood of committing crime. Both pieces of research found that if the family contained more children, money was short creating chaos and mischief was generally less detectable (ref). Altogether this can lead to children not being able to distinguish good behaviour from bad due to lack of punishment/operant conditioning which may carry on to them performing the same behaviours (such as using violence to get their way) in the outside world, making them more likely to commit crime. Another way OC affects the likelihood of committing violent crime is if violent behaviour was observed within the family in childhood. For instance many studies have been conducted into this topic and findings generally conclude that if children witness or experience violent physical or sexual abuse within the family it is
"Our primary aim is to discover how some social structures exert a definite pressure upon certain persons in the society to engage in nonconforming rather that conforming conduct. If we can locate groups peculiarly subject to such pressures, we should expect to find fairly high levels of deviant behaviour in these groups, not because the human beings comprising them are compounded of distinctive biological tendencies, but because they are responding to the social situation in which they find themselves"(Merton, 1957 p. 186).
Nature versus nurture has been argued in attempt to understand how criminals behave. The theory of what influences psychopath and serial killers’ violent and destructive pathways has not been agreed on till this day. Criminals such as psychopaths and serial killers have been researched for the past two decades. Scientists have found that genetics is a determining factor of who becomes a serial killer. It is important to understand the determinants involved within a serial killer, because if these social and environmental causes are discovered, they can be altered and controlled to reduce crime (Lykken, 1993). With more studies, we would therefore prevent mass murders and could assist in significant reductions of crime within society.
Biological perspectives can be useful in many aspects when explaining criminal activity. Often times an individual’s genes and socialization influences are the focus of explaining criminal behavior. Hereditary traits can influence conditions such as antisocial behavior causing one to participate in criminal activity (Wilson & Scarpa, 2012). However, if the environment is one in such no wrong doing or criminal activity is present, then the individual within that environment will be less likely to commit a wrong doing. When there is evidence of substance abuse within a family environment, the chances of other family members using or abusing drugs, alcohol, and participating in criminal activity is greater unless the environment changes (Wilson et al, 2012). This is a biological perspective that is influenced by environmental factors. This perspective is one of the better biological perspectives in which the reason for the criminal behavior is explained. This does
"Genes, Environment, and Criminal Behavior." Great Ideas in Personality--Theory and Research. Feb. 2005. Web. 24 Feb. 2010. .
I do not believe that any of the biological perspectives hold merit for explaining criminal behavior. The answer to this question if complicated, as Bernard, Snipes, and Gerould (2016) note, biological factors may increase the likelihood of one committing a criminal act, but it is in no way a guarantee that one will engage in criminal behavior. People may have certain biological factors engrained in their DNA that may cause them to gravitate towards a certain mindset or even lifestyle, however just because someone may be predisposed to a certain action or feeling, it does not mean that they will commit a crime.
While reviewing the different assessments of biological perspectives of crime there seemed to be a general consensus against many of these theories. The biological perspectives were categorizing people by their biological traits such as, body type, heredity genes, hormones, central nervous system, and so on. The strongest argument against these perspectives is the lack of evidence in all of these theories. According to Walters (1989), “current research examining the relationship between genetics and crime is replete with serious methodological oversights, inconsistent data collection practices, and fundamental problems of analysis and exposition” (p.457). Lombroso was “one of the first investigators to assess the possible connection between
They also explore the myths about the connection between genetic factors and criminal behavior. The first myth they looked at was “Identifying the Role of Genetics in Criminal Behavior Implies That There Is a “Crime Gene.”” This myth is dismissed because of the unlikelihood that that a single gene is responsible for criminal behavior. The second myth they look at is “Attributing Crime to Genetic Factors is Deterministic.” This myth is also easily dismissed because of the fact that just because someone has a predisposition to a certain behavior doesn’t mean that the person will take on that behavior.
There has been reason that genes have been the cause of criminal behavior. Recently there has been many studies that:
Criminologists and sociologist have long been in debate for century's to explain criminal behaviour. The two main paradigms of thought are between 'nature' and 'nurture'. Nature is in reference to a learnt behaviour where a multitude of characteristics, in society influence whether a person becomes deviant such as poverty, physical abuse or neglect. Nurture defines biological features which could inevitability lead to a individuals deviant or criminal behaviour, because criminality is believed by biological positivist to be inherited from a persons parents. However, I believe that criminal behaviour is a mixture of characteristics that lead to deviant acts such as psychological illness & Environmental factors. Therefore, this essay will aim to analyse both biological positivist and psychological positivist perspectives in hope of showing to what extent they play a role in criminal behaviour. Firstly, the essay will look at Cesare Lombroso's research on physical features and how these ideas have moved on to then develop scientific ideas such as genetics to explain criminal behaviour. Secondly, the essay will focus on external factors which may be able to explain criminal behaviour such as the social influences, life chances and Material deprivation.
[4] L. Baker, S. Bezdjian, and A. Raine, Behavioral Genetics: The Science of Antisocial Behavior (2006). Law and Contemporary Problems. Available at: http://www.jstor.org/stable/pdfplus/27592122.pdf?acceptTC=true (8 August, 2013)
Theories that are based on biological Factors and criminal behavior have always been slightly ludicrous to me. Biological theories place an excessive emphasis on the idea that individuals are “born badly” with little regard to the many other factors that play a part in this behavior. Criminal behavior may be learned throughout one’s life, but there is not sufficient evidence that proves crime is an inherited trait. In the Born to Be Bad article, Lanier describes the early belief of biological theories as distinctive predispositions that under particular conditions will cause an individual to commit criminal acts. (Lanier, p. 92) Biological criminologists are expected to study the “criminal” rather than the act itself. This goes as far as studying physical features, such as body type, eyes, and the shape or size of one’s head. “Since criminals were less developed, Lombroso felt they could be identified by physical stigmata, or visible physical abnormalities…characteristics as asymmetry of the face; supernumerary nipples, toes, or fingers; enormous jaws; handle-shaped or sensible ears; insensibility to pain; acute sight; and so on.” (Lanier. P. 94). It baffles me that physical features were ever considered a reliable explanation to criminal behavior. To compare one’s features to criminal behavior is not only stereotypical, but also highly unreliable.
Genetic vulnerability to criminal behaviour will make an individual much likely to act in anti-social ways. (Clive Hollin, 1989). Twin studies have been conducted into criminal behaviour and genetics (Clive Hollin, 1989), and it found a 75% concordance rate between MZ twins and only 24% concordance rate within DZ twins. This suggests that genetics does play an important part in the development of criminal behaviour, however, a much more updated study has shown that there if a significant decrease in the concordance rate. (Clive Hollin, 1989) Furthermore, it should be noted that many MZ twins share the same environment and may display similar social responses as a result, such as criminal and anti-social behaviours. MZ twins tend to have the same peer groups and share the same experiences compared to DZ twins, which may explain the concordance rate more than the role of genetics. (Clive, Hollin 1989). It may be prudent to suggest that an interaction of both genetics and the environment may be responsible for behaviour. Furthermore, there are also indications that males are more aggressively charged than females, thus more likely to perform criminal acts. The argument suggests that hormone levels may influence behaviour indirectly within early adolescent development (Denno, 1988). An association has been found between testosterone levels and the history of
Unfortunately, it is impossible to distinguish between a criminal and a normal person. The common phrase people hear is “Don’t judge a book by its cover.” Criminals are all different, they do not have a specific tattoo or a specific hairstyle. Criminals can look like a friend, a neighbor, or a stranger on the street. Fortunately, there are a few theories that can be studied on criminals, that may permit a clue.
There has been an intensifying concern about how nature and nurture can influence behavior and could provide clues to the heritability of committing crimes. The concern about violence and crime can originate from abuse mentally or physically, drug usage, homicide, or sexual actions. These behavioral problems can lead to an antisocial behavior, drug use in the child, higher rates of crime, gang affiliations, sexual activity, and a general rick to not only the child but also the member of society. Many researchers want to grasp an understanding of this particular behavior and how it can be treated and prevented in the future. Different behaviors included are antisocial, rule-breaking behavior, and aggressive behavior. Behavioral studies show that behavioral genetics or an individual’s development can be
Studies show that many think that criminal behavior is determined by genes; however, it is not. “Two thirds of all crimes are committed by offenders acting alone but two thirds of all criminals commit crimes jointly” (Glasser). Criminal behavior can be determined by many things. For example, it could be linked to a mental illness. Although some think it is linked by genetics, criminal behavior is determined by environment, social interaction, and social influences.