Are Machine Rationales (Not) Useful to Humans? Measuring and Improving Human Utility of Free-text Rationales. - Brihi Joshi; Ziyi Liu 007; Sahana Ramnath; Aaron Chan; Zhewei Tong; Shaoliang Nie; Qifan Wang 001; Yejin Choi 001; Xiang Ren 001 (ACL (1), 2023)