Assessing Assessments – Types of Validity

In this video I explain how we assess the validity of assessments that have been created for a particular property (such as intelligence). There are several types of validity that can be assessed including construct validity, face validity, content validity, … Read More

Assessing Intelligence

In this video I introduce psychometrics, the study and design of testing for traits and abilities. I describe the difference between power tests and speed tests for assessing intelligence and the importance of differentiating people in order to have a … Read More

How Are Psychoactive Drugs Classified?

In this video I describe the 3 main classifications of psychoactive drugs: stimulants, depressants (including narcotics), and hallucinogens. I provide several examples of each drug type, the associated effects on the nervous system, and the relationship to concepts of neuroadaptation, … Read More

The Circadian Rhythm

In this video we’ll consider a different state of consciousness that occurs during sleep. Our pattern of wakefulness and drowsiness varies throughout the course of the day and this is known as our circadian rhythm. This cycle is influenced by … Read More

How Much Control Do We Have Over Our Minds?

In this video I consider how much control we have over our own minds. We may not have as much control as we think and this can be demonstrated in ironic processes of mental control as well as unconscious processes. … Read More

Learning Theory & Behaviorism Knowledge Organizer

Here’s a knowledge organizer I’ve created of the most essential terms for learning theory and behaviorism in an introductory psychology course. These knowledge organizers are designed to help you identify the most important factual knowledge you need to have in … Read More

Sensation & Perception Knowledge Organizer

Here’s a knowledge organizer I’ve created of the most essential terms for sensation and perception in an introductory psychology course. These knowledge organizers are designed to help you identify the most important factual knowledge you need to have in order … Read More

Neurons & The Nervous System Knowledge Organizer

Here’s a knowledge organizer I’ve created of the most essential concepts for neurons and the structure of the nervous system in an introductory psychology course. These knowledge organizers are designed to help you identify the most important factual knowledge you … Read More

How Does Language Influence Thought?

In this video I consider the relationship between language and thought. The Whorf-Sapir hypothesis, or linguistic relativity hypothesis, suggests that one’s language influences one’s perception of the world. While evidence is mixed on just how language influences thought, there are … Read More

Language Development

In this video I provide an overview of language development in children. Children learn thousands of words within a matter of a few years and they seem to effortlessly pick up and apply the rules of grammar, first in their … Read More