HomePeopleDr. Valiolah Farzad

Dr. Valiolah Farzad

Dr. Valiolah Farzad

Dr. Valiolah Farzad

Associate Member


Valiollah Farzad, Ph.D., is a retired Associate Professor of Psychology from the University of Kharazmi. Throughout his illustrious career, Farzad specialized in the fields of statistics, research methods, testing, and measurement within psychology. His primary area of research was centered on ability and personality measurement and test construction. Over the years, he has published numerous articles in these areas, contributing significantly to the advancement of psychological assessment and methodology.

Farzad’s work has played a crucial role in refining and developing psychological tests and measurements, ensuring their reliability and validity for various applications. His research has not only enhanced the tools available for psychological evaluation but has also provided deeper insights into the complexities of human ability and personality. Through his dedicated efforts, Farzad has left a lasting impact on the field of psychology, particularly in the areas of psychometrics and psychological assessment. His legacy includes a body of work that continues to influence researchers, practitioners, and educators in psychology, particularly those involved in the development and application of psychological tests and measurements.

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Researching Fields

  • Psychometrics and Psychological Assessment: Specializing in the development, validation, and application of psychological tests and measurements, with a focus on enhancing the accuracy and utility of psychological assessments.

  • Statistics and Research Methodology in Psychology: Focusing on the application of statistical methods and research designs in psychology, aiming to improve the rigor and validity of psychological research.

  • Personality Measurement: Investigating the quantification and analysis of personality traits, with an emphasis on creating reliable and valid instruments for assessing individual differences.

  • Ability and Aptitude Testing: Concentrating on the measurement of cognitive abilities and aptitudes, including the construction and evaluation of tests designed to assess intellectual and skill-based competencies.

  • Educational Assessment and Evaluation: Exploring methods for assessing and evaluating learning outcomes, with a focus on the development of tests and measures to support educational research and practice.

Research interests

  • Innovations in Test Construction: Delving into new methodologies and technologies for creating psychological tests, with a particular interest in enhancing the psychometric properties of these instruments.
  • Cross-Cultural Validity of Psychological Assessments: Investigating the cross-cultural applicability and fairness of psychological tests, aiming to ensure that assessments are valid and reliable across diverse populations.
  • Advanced Statistical Techniques in Psychological Research: Exploring the use of advanced statistical models and methods to address complex research questions in psychology, enhancing the analysis and interpretation of psychological data.
  • Personality Trait Analysis: Conducting research on the structure and function of personality traits, with an aim to better understand the role of personality in predicting behavior and psychological outcomes.
  • Educational Measurement and Its Impacts: Examining the impacts of educational assessments on teaching and learning, focusing on how testing practices can inform and improve educational strategies and student outcomes.

Recent Publications



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