Measuring openness to political pluralism

In an era of increased political polarization, it is important to measure how receptive US American citizens are diverse views. Being more open viewpoints—openness pluralism—may involve holding emotional and intellectual tolerance, non-rigidity, proactive motivation seek out different perspectives. In three preregistered studies residents, we present a new self-report openness pluralism (OPP) consisting 25 items. Study 1 (MTurk n = 400), verified bifactor model with four facets, conducted initial validity analyses, created short five-item version (OPPS). Both OPP OPPS have high internal consistency test-retest reliability. Studies 2 3, MTurk participants (n 258) Qualtrics panel 296) completed measures related constructs validate our scale. was modestly correlated actively open-minded thinking (AOT) highly cognition-political (OMC-P). Greater associated inverted U-shape relation left-right orientation. It also politically social networks varied information seeking. We discuss can be used in future research.