Impact of Initiative on Collaborative Problem Solving Cynthia Kersey author 2008-06 text Proceedings of the ACL-08: HLT Student Research Workshop Ebru Arisoy editor Keisuke Inoue editor Wolfgang Maier editor Association for Computational Linguistics Columbus, Ohio conference publication kersey-2008-impact https://aclanthology.org/P08-3008/ 2008-06 43 48