Religious fundamentalism is measurable as belief that one’s own religion holds inerrant truth.

Evidence

RF. The Revised Religious Fundamentalism Scale (B. Altemeyer & Hunsberger, 2004) contains 12 items that measure a set of beliefs that identifies one’s own religion as the inerrant truth about humanity and the divine (e.g., “It is more important to be a good person than to believe in God and the right religion”; 4 very strongly disagree, 4 very strongly agree; .94). — Sherman A. Lee, Chelsea A. Reid, Stephen D. Short, Jeffrey A. Gibbons, Ruth Yeh, and Matthew L. Campbell, Fear of Muslims, 46

Categorization

• DEFINE: Defines fundamentalism operationally as inerrancy belief about one’s own religion.