Charles Negy, Christopher J. Ferguson (Author) Predicting Radical Progressive Ideology (RPI): Preliminary Findings from an Exploratory Study PDF
Anonymous (Author) Review of Negy & Ferguson (2025): “Predicting Radical Progressive Ideology (RPI) from Personality and Attitudinal Variables” PDF
Sonia Yanovsky (Author) The (De)merits of Radical Progressivism: Commentary on Negy & Ferguson (2025) PDF