Clinical Sphere, Ltd. was founded by Daniel Greben, BSc, MD, FRCPC. Dr. Greben studied computer science, medicine, and psychiatry at the University of Toronto. As a software engineer, he has experience in systems programming, tool development and medical computing. Since 1998, he has specialized in relational database design for varied clinical and administrative functions. As an academic psychiatrist, he has hands-on experience as a clinician, educator, and physician administrator. In his role as clinical head of a large psychiatric service, he has leadership responsibility for a major program development initiative. In overseeing the implementation of this service delivery change, he has further consolidated his detailed understanding of the information technology needs of such medical services.