Experiments

Throughout history, psychology has carried out a great number of experiments which have changed science forever. In this section, you’ll find out more about the most well-known experiments, as well as the current experiments which offer some interesting results.

The Atir-Rosenzweig-Dunning Effect

Researchers Stav Atir, Emily Rosenzweig, and David Dunning defined the Atir-Rosenzweig-Dunning effect through studies they conducted. This curious phenomenon is when experts in a field of study believe they know more than they actually do. The researchers identified this effect…

The Sex Raft: An Odd Experiment

Santiago Genovés was a Spanish man who immigrated to Mexico when he was 15 to flee from the Spanish Civil War. In Mexico, he became an anthropologist. Along with his Norwegian colleague Thor Heyerdahl, he designed a famous experiment that…

The Rat Park Experiment

The famous Rat Park experiment offered some fascinating insights into the nature of addiction. Rats are often used for “psychological experiments” due to their genetic similarity to humans. Ninety-five percent of the human genome is identical to that of rats.…

Leon Festinger and Cognitive Dissonance

Leon Festinger introduced the concept of cognitive dissonance as psychological tension in 1957. He tested the decision-making process in a cognitive dissonance experiment. Cognitive dissonance is a sensation that seems to derive from a conflict between the ideas, beliefs, and…

The Zen Key to Doing What You Want

In the Western world, people believe that doing what they want will result in suffering or ruin. They even believe in silly ideas, such as that repressing our thoughts, feelings, and desires is synonymous with moral superiority. In reality, several…

Basic Statistics Concepts

Statistics is a branch of mathematics that studies variability as well as the process that calculates it by following the laws of probability and using its models. We know that statistics are necessary to carry out investigations as well as…

How Unconscious Guilt Manifests Itself

Guilt is a complex feeling, influenced by many factors. You experience it as remorse, self-blame, and a feeling of personal indignity. However, it’s not always a conscious feeling. Some experiences lead to unconscious guilt, which is a self-accusation that causes discomfort…

Publication Bias

In statistics, a bias is a systematic error that can occur in studies or experiments. When there’s a bias present, some responses are selected or favored over others. Interestingly, this bias occurs in a large part of investigations to a greater or…