There is a distinction that one learns about on the first day of a course in psychological research methods. It is the difference between internal and external validity. Internal validity is ...

In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...

The Relationship Between Psychological Flexibility, Value-Based Living and Emotional Well-Being in People Affected by Cancer This is an ASCO Meeting Abstract from the 2018 World Cancer Congress ...

Last year I was involved in a project to review a new psychometric online assessment measuring “high potential,” for a company that wanted to ensure their new tool is “neuro-inclusive.” Amberjack, a ...