Milton Rokeach failed to build an ideology-free measure of closed-mindedness

Evidence

Much more troubling, Rokeach’s own experiments raised large doubts that he had succeeded in his primary goal of measuring belief systems independent of ideology. … Rokeach expected that ardent leftwingers would score just as high on the D Scale as ardent right-wingers. But they did not; D Scale scores almost always correlated better with right-wing Opinionation scores (p. 124). — Bob Altemeyer, The Authoritarian Specter, 2560 (#expands, via linked claim)

Categorization

• XREF: connects to: Rokeach’s dogmatism scale failed to measure belief systems independent of ideology — Bob Altemeyer, The Authoritarian Specter, 2560; Rokeach studied belief structure independent of ideological content; A content-neutral dogmatism scale predicts religious behaviors better than Rokeach’s — Bob Altemeyer, The Authoritarian Specter, 2797

Broader Connections

• Rokeach’s dogmatism scale failed to measure belief systems independent of ideology #expands (0.95) — Bob Altemeyer, The Authoritarian Specter, 2560