Speak, Memory: An Archaeology of Books Known to ChatGPT/GPT-4 Kent Chang author Mackenzie Cramer author Sandeep Soni author David Bamman author 2023-12 text Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing Houda Bouamor editor Juan Pino editor Kalika Bali editor Association for Computational Linguistics Singapore conference publication chang-etal-2023-speak 10.18653/v1/2023.emnlp-main.453 https://aclanthology.org/2023.emnlp-main.453/ 2023-12 7312 7327