The Forer Effect or Barnum Effect

In this video I describe one difficulty of assessing the accuracy of personality tests, which is that people’s perceptions of accuracy are subjective. This was demonstrated by Bertram Forer, who gave participants false generic feedback from an assessment which was … Read More

Trait-Based Assessment of Personality

In this video I describe a nomothetic approach to personality using universal trait dimensions. Comparisons between people allow us to place them on a dimension for a number of possible traits. Unlike the infinite possible responses of projective techniques, responses … Read More

Psychodynamic Theorists: Adler, Horney, Jung

In this video I briefly describe some critiques and concepts introduced by the Psychodynamic theorists or Neo-Freudians. Alfred Adler disagreed with Freud’s emphasis on sexual and aggressive drives and proposed social tensions as important in the development of an inferiority … Read More

Freudian Defense Mechanisms

In this video I describe several of the defense mechanisms theorized by Sigmund Freud and his daughter Anna Freud. These defense mechanisms provide ways of coping with anxiety, which could be reality anxiety, neurotic anxiety, or moral anxiety. While these … Read More

Freud’s Psychosexual Stages

In this video I describe Freud’s psychosexual stages of personality development. Each of the stages has a focus of pleasure and a conflict which needs to be resolved. Failure to properly resolve a conflict could result in a fixation, which … Read More

What is Personality?

In this video I introduce the concept of personality and two main approaches to studying it; a nomothetic approach and an idiographic approach. I also briefly describe the history of considering biological explanations for why people differ. Don’t forget to … Read More

Can You Improve Your IQ?

In this video I consider interventions aimed at improving cognitive performance including brain stimulation, off-label drug use, nootropics, and brain training games and apps. While unfortunately there isn’t much evidence that any of these can improve fluid intelligence (as measured … Read More

Stereotype Threat & Identity Contingencies

In this video I consider that while broad environmental factors like nutrition and education can’t fully account for racial gaps in IQ, more subtle effects on individuals may help to explain some of these differences. Claude Steele and Joshua Aronson … Read More