From the abstract:

" We combined state-of-the-art tools from machine learning with survey-based methods in psychology to analyze a massive online English-language repository of moral dilemmas. In 369,161 descriptions (“posts”) and 11M evaluations (“comments”) of moral dilemmas extracted from Reddit’s “Am I the Asshole?” forum (AITA), users described a wide variety of everyday dilemmas, ranging from broken promises to privacy violations "