What’s in Your Head? Emergent Behaviour in Multi-Task Transformer Models Mor Geva author Uri Katz author Aviv Ben-Arie author Jonathan Berant author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication geva-etal-2021-whats 10.18653/v1/2021.emnlp-main.646 https://aclanthology.org/2021.emnlp-main.646/ 2021-11 8201 8215