Dr. C. Greg Hagerty is a Cliical Assistant Professor of Medicine at UMDNJ Robert Wood Johnson Medical School in New Brunswick where he has been active in medical informatics research since 1990. He received PhD and MS degrees in Computer Science from Rutgers University and a BS from Carnegie-Mellon University.

His research aims to help doctors make more informed treatment decisions by the use of interoperable clinical practice guidelines and decision analytic models. His interests include knowledge representation, decision analysis, medical language processing, machine learning, information extraction and retrieval, pattern recognition, and dimensionality reduction. His most recent activities focus around machine-assisted encoding tools for clinical practice guidelines.

He is a founding member of the UMDNJ Clinical Informatics Research Group and he continues to develop technologies for the encoding and delivery of clinical practice guidelines, notably the Hypertext Guideline Markup Language (HGML). He is also the principal developer of a wide variety of software tools for decision analysis, simulation modeling and pharmoeconomic model delivery.