In the current article, we describe the development and validation of a self-report measure of self-generated stress and its associations with measures of perfectionism, self-criticism, and distress. The Self-Generated Stress Scale is a seven-item inventory that taps the tendency to see oneself as someone who generates and adds to existing…

In the current article, we describe the development and validation of the Mistake Rumination Scale as a supplement to existing trait and cognitive measures of perfectionism. The Mistake Rumination Scale is a seven-item inventory that taps the tendency to ruminate about a past personal mistake. Psychometric analyses confirmed that the Mistake…

The construct of perfectionism is related to many important outcome variables. However, the term "perfectionism" has been defined in many different ways, and items comprising the different existing scales appear to be very different in content. The overarching aim of the present set of studies was to help clarify the specific…