Discussion of the precise nature of the Information System discipline has raged for more than twenty years andcontinuesfiercely today.The most interesting aspect of recent debate is not onlythe sharpness and depth of the arguments, butthe diverse conclusions arrived at byparticipants. While very different, thesehave all been reached withthe genuine aim of strengtheningIS scholarship, andthey all addto our specific understanding of the discipline in the last two decades.Edited by twoof the most prominent academics in the field, Information Systems - The State of the Field brings together such perspectives along with wider contextual discussionto provide a fertile ground for reflection, learning and further debate. It includesarticles fromIzak Benbasat, Robert Galliers, Rudi Hirschheim, Heinz Klein, Suzi Iacono, Wanda Orlikowski, Gerry DeSanctis, Bob Zmud, Dan Robey, Kalle Lyytinen, John King, Sal March and Ron Weber, all of whom alsoprovide a short original commentary of their views on this debate.