Evaluating Language Models for Harmful Manipulation. - Canfer Akbulut; Rasmi Elasmar; Abhishek Roy; Anthony Payne; Priyanka Suresh; Lujain Ibrahim; Seliem El-Sayed; Charvi Rastogi; Ashyana Kachra; Will Hawkins; Kristian Lum; Laura Weidinger (CoRR, 2026)