The first personality test was developed during World War I to identify soldiers susceptible to shell shock. Known as the Wordsworth Personal Data Sheet, it ultimately failed to accurately predict performance under fire. It was, however, a remarkable first step in quantifying personality.
Today, nearly a century later, personality assessments are widely used for hiring and retention. As they gain in use and popularity, they’re also being called into question. The market leader, in particular.  So is this a case of certain assessments needing updating or are assessments as a whole scientifically unsound?
At a time of unprecedented scientific and technological [...]