Kong, Q., E. Booth, F. Bailo, A. Johns, and M.-A. Rizoiu. “Slipping to the Extreme: A Mixed Method to Explain How Extreme Opinions Infiltrate Online Discussions”. Proceedings of the International AAAI Conference on Web and Social Media, vol. 16, no. 1, May 2022, pp. 524-35, doi:10.1609/icwsm.v16i1.19312.