The IRI is a 28-item self- report, and is a well-validated multidimensional measure of empathic ability. Each item includes a statement about thoughts and feelings in a variety of situations, and participants are asked to indicate how well each statement describes them on a 5-point scale: 0-Does not describe me well to 4-Describes me very well.
Domains Assessed: Personality Traits
Note: This assessment is given to participants ages 13-85 years old.
References:
Davis, M. H. (1983). Measuring individual differences in empathy: Evidence for a multidimensional approach. Journal of Personality and Social Psychology, 44, 113-126.
Mark H. Davis, 1980. A multidimensional approach to individual difference in empathy. JSAS Catalog of Selected Documents in Psychology, 10, 85.