This is a volume of previously unpublished research studies that were conducted during the Management in the 1990s project at the Sloan School of MIT. It is a companion volume to the principal book of the project, The Corporation of the 1990s: Information Technology and Organizational Transformation. This book is organized into three sections: the IT Revolution; Strategic Options; and The Organization and Management Response. Authors of the studies are among the most prominent of the Sloan School people, including Eric Von Hippel, Edgar Schein, Michael Piore, Paul Osterman, and Thomas Kochan. There are introductions to the volume and to the sections.