Dave Cornell (PhD)

Dr. Cornell has worked in education for more than 20 years. His work has involved designing teacher certification for Trinity College in London and in-service training for state governments in the United States. He has trained kindergarten teachers in 8 countries and helped businessmen and women open baby centers and kindergartens in 3 countries.

15 Compassion Examples

Compassion is when we feel sympathy for another person’s suffering and want to help. The term originates from the Latin word compati, which means “to suffer with”. There are two components of its meaning: the first is the feeling of sympathy, and the second is the motivation to relieve suffering. This is what makes it […]

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25 Unconscious Bias Examples

Unconscious bias is an attitude, assumption, or belief that implicitly influences our thinking. We have these biases without actively thinking about them or even knowing we hold them. They are the opposite of conscious biases, which are biases we know we hold. Common examples of unconscious biases that humans hold include gender, race, and age-based

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15 Halo Effect Examples

The halo effect occurs when your judgment of one feature of a thing affects your overall impression of it. For example, you LOVE Italy and Italians even though you have only spent one week in Rome ten years ago (which happened to be really fun). Rather than making careful and deliberative evaluations of independent factors,

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15 Hindsight Bias Examples

For as long as human beings have had the ability to communicate, people have been saying “I told you so.” The tendency to think that we can foresee events is pervasive. We like to think that we can predict what will happen, but when outcomes prove otherwise, we still cling to this false sense of

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The 3 Types Of Experimental Design

Experimental design refers to a research methodology that allows researchers to test a hypothesis regarding the effects of an independent variable on a dependent variable. There are three types of experimental design: pre-experimental design, quasi-experimental design, and true experimental design. Experimental Design in a Nutshell A typical and simple experiment will look like the following:

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10 External Validity Examples

External validity refers to the degree to which the conclusions of a study can be generalized to other situations and populations. If the results of one very specific study can apply to other contexts and groups of people, then that study has external validity. This is a core concern in psychological research because so many

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