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 ...

Content validity assessment lies at the heart of developing sound psychometric instruments, ensuring that each item faithfully represents the full scope of the construct under study. This process ...

Callous-unemotional (CU) traits are associated with severe and stable antisocial behaviour in childhood and adolescence. In order to understand the earliest origins of CU traits we need first to know ...

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 ...