In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning in psychology suggests something similar—it's all about whether we can trust ...

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 ...

4 Department of Physiotherapy, Centro “Riabilita”, Civitanova Marche (MC), Italy 5 Department of Physiotherapy Centro “Lovanium”, Pesaro, Italy 6 Department of Physiotherapy Centro “FKT Filanda”, ...

In our search for self-knowledge, we’ve all likely taken one (or several) personality tests. The goal is to gain insights about ourselves—why we are the way we are. But are these tests any good? Do ...