Susan Dumais was inducted into the first class of the ACM SIGIR Academy in recognition of her significant, cumulative contributions to the development of the field of information retrieval (IR). Susan is a leader in IR, and has shaped the discipline through significant contributions to research and innovation. She is joined by 24 other individuals around the globe: James Allan, Ricardo Baeza-Yates, Nicholas Belkin, Andrei Broder, Jamie Callan, William Cooper, W. Bruce Croft, Edward Fox, Ophir Frieder, Norbert Fuhr, Marti Hearst, Kalervo Järvelin, Thorsten Joachims, Noriko Kando, Diane Kelly, Michael Lesk, Yoelle Maarek, Alistair Moffat, Marc Najork, C.J. van Rijsbergen, Stephen Robertson, Tefko Saracevic, Ellen Voorhees, and Chengxiang Zhai.