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Psychological Models for Understanding Personality

~7 min read 6 sections Psychology
Abstract

This paper examines four major psychological models of personality—psychodynamic, neurobiological, trait, and cognitive—by selecting and analyzing one key concept from each. It discusses Erikson's epigenetic principle of psychosocial development, Eysenck's neurobiological theory of inherited nervous system traits, Allport's systematic eclecticism in trait theory, and Bandura's social-cognitive framework emphasizing the role of peers, groups, and media in shaping behavior. Supporting research by Weaver et al. (2004), Hurley (2013), Depue and Collins (1999), and Decarvalho (1990) is integrated throughout. Together, these concepts illustrate the multifaceted nature of personality development, showing how biology, environment, social interaction, and perception each contribute to who we become.

Key Takeaways
  • Introduction: Overview of four personality models examined
  • Psychodynamic Model: Erikson's Epigenetic Principle: Erikson's nature-nurture epigenetic principle explained
  • Neurobiological Model: Eysenck's Inherited Nervous System: Eysenck's inherited nervous system and personality dimensions
  • Trait Model: Allport's Systematic Eclecticism: Allport's integrative approach to personality traits
  • Cognitive Model: Bandura's Social-Cognitive Framework: Bandura on peers, media, and cognitive development
  • Conclusion: Synthesis of all four personality model concepts
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What makes this paper effective

  • The paper maintains a clear, consistent structure by dedicating one section to each psychological model, making it easy to follow and compare across frameworks.
  • It grounds abstract theoretical concepts in concrete empirical research, such as Weaver et al.'s rat-licking study and Depue and Collins's dopamine research, giving theoretical claims scientific weight.
  • The paper explicitly justifies why each selected concept is the "most applicable" within its model, demonstrating evaluative thinking rather than simple description.

Key academic technique demonstrated

The paper demonstrates effective use of comparative synthesis: rather than treating each psychological model in isolation, it consistently relates concepts back to the broader nature-versus-nurture debate. This through-line allows the reader to see how different models address the same fundamental question from different angles, unifying what could otherwise feel like four disconnected summaries.

Structure breakdown

The paper opens with a brief introduction that outlines the four models and the paper's organizational approach. Each of the four body sections follows the same internal pattern: define the concept, name the theorist, cite supporting research, and argue for its applicability within that model. A short conclusion synthesizes the key takeaways. This parallel structure makes the argument easy to follow and signals strong organizational control to the reader.

Essay 1,333 words

Introduction

Understanding the development of human personality can best be approached by examining the various psychological models that serve as frameworks for thinking about it. This paper selects one concept from each of four major psychological models—psychodynamic, neurobiological, trait, and cognitive—defines each concept, identifies the theorist associated with it, and explains why it is the most applicable concept from that model.

5 Sections Hidden · 1,035 words
Psychodynamic Model: Erikson's Epigenetic Principle370 words
Erikson's concept of psychosocial development—the epigenetic principle—is essentially the notion that nature and nurture work together to develop the human personality (Lecci, 2015). This principle was further validated in research by Weaver et al.…
Neurobiological Model: Eysenck's Inherited Nervous System220 words
Within the neurobiological model, Hans Eysenck advanced the concept that individuals inherit a nervous system from their parents that affects their ability to learn and adapt to the environment. The concept had three dimensions: introversion vs. extroversion, neuroticism vs. stability,…
Trait Model: Allport's Systematic Eclecticism185 words
The concept of systematic eclecticism in the trait model was put forward by Gordon Allport in 1968 (Lecci, 2015). It refers to the systematic attempt to bring together—that is, to…
Cognitive Model: Bandura's Social-Cognitive Framework200 words
The concept of how people are shaped by their environment—and how their perceptions of that environment alter their cognition and behavioral development—was advanced by Bandura (2018), who identified three main drivers of cognitive development: peers, groups, and media. For Bandura, there is a clear social dimension to cognitive development:…
Conclusion60 words
The psychological models of personality provide concepts that act as frameworks for understanding the development of human personality. From the epigenetic principle to neurobiological inheritance to systematic eclecticism to…

References

Depue, R. A., & Collins, P. F. (1999). Neurobiology of the structure of personality: Dopamine, facilitation of incentive motivation, and extraversion. Behavioral and Brain Sciences, 22(3), 491–517.

Decarvalho, R. J. (1990). Contributions to the history of psychology: LXIX. Gordon Allport on the problem of method in psychology. Psychological Reports, 67(1), 267–275.

Hurley, D. (2013). Trait vs. fate. Discover, 34(4), 48–55. Retrieved from http://discovermagazine.com

Lecci, L. B. (2015). Personality. Retrieved from https://content.ashford.edu

Weaver, I. C. G., Cervoni, N., Champagne, F. A., D'Alessio, A. C., Sharma, S., Seckl, J. R., … Meaney, M. J. (2004). Epigenetic programming by maternal behavior. Nature Neuroscience, 7(8), 847–854. http://dx.doi.org/10.1038/nn1276

Key Concepts in This Paper
Epigenetic Principle Psychosocial Development Neurobiological Model Systematic Eclecticism Social Cognitive Theory Trait Theory Nature vs. Nurture Introversion-Extroversion Personality Development Media Influence
Cite This Paper
PaperDue. (2026). Psychological Models for Understanding Personality. PaperDue. https://www.paperdue.com/study-guide/psychological-models-understanding-personality-2181400

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