He focuses on scalable information processing systems with particular emphasis on health informatics. He is a Fellow of the AAAS, ACM, AIMBE, IEEE, and NAI, an Inaugural Member of the ACM SIGIR Academy, and a Member of Academia Europaea and the European Academy of Sciences and Arts. He was awarded the Association for Information Science and Technology (ASIS&T) Research in Information Science Award for medical informatics and the IEEE Edward J. McCluskey Technical Achievement Award for scalable information systems. Heavily involved with industrial efforts, he is the Lead Science and Technology Advisor for Aurora: The Business Forge and Chief Scientific Officer of Invaryant, Inc. He is a member of the computer science faculty at Georgetown University and the biostatistics, bioinformatics and biomathematics faculty in the Georgetown University Medical Center.