Helpful or Hierarchical? Predicting the Communicative Strategies of Chat Participants, and their Impact on Success Farzana Rashid author Tommaso Fornaciari author Dirk Hovy author Eduardo Blanco author Fernando Vega-Redondo author 2020-11 text Findings of the Association for Computational Linguistics: EMNLP 2020 Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication rashid-etal-2020-helpful 10.18653/v1/2020.findings-emnlp.214 https://aclanthology.org/2020.findings-emnlp.214/ 2020-11 2366 2371