CIS Leadership

John Spadaro

Deputy Chief Information Officer / Interim Chief Information Officer

John Spadaro has the breadth and depth of knowledge, skills and expertise to ensure the ongoing operational effectiveness of CIS during his time as Interim Chief Chief Information Officer. John has been a valued member of the Brown community for more than 30 years, the last five of which he has served as deputy CIO. In this role, he has been involved in virtually every aspect of CIS operations, with direct responsibility for CIS Finance and Administration, the IT Service Center and IT Project Management. Over the course of his career at Brown, John has served in a number of roles, including on the IT Helpdesk, as a mainframe systems programmer, manager of the Novell and Unix teams, director of systems and services, technical architect and deputy CIO. John has taken on the Interim CIO role once before, as well as temporary leadership roles in Advancement IT, and the Center for Computation and Visualization (CCV). To arrange an appointment, please contact Wendy Octeau,


Mark Dieterich

Director, IT Security

Mark Dieterich is Director of IT Security at Brown University. He started his career at Brown in 1997 with the Department of Computer Science, holding a variety of positions until he was finally promoted to Director of IT for the department. In his current role, Mark is responsible for information security architecture and best practices across the University, directing security compliance and risk assessment efforts, leading awareness programs, directing an incident response team, and overseeing the Information Security team. He has a vast technological background, with experience managing and securing many of the software technologies employed at Brown today. Mark’s background includes everything from high level architecture design to low level code debugging, covering a variety of security aspects. To arrange an appointment, please contact Lisa Vaillancourt,


Geoffrey Greene

Geoffrey Greene

Director, Departmental Systems

Geoffrey Greene is Director of Departmental Systems at Brown University.  Geoff has worked in IT at Brown since 1988, holding a variety of positions.  In his current role, Geoff directs the Production Services team in CIS and oversees the IT needs for many departments at Brown, including the Division of Biology and Medicine, the Dean of Campus Life, the Department of Public Safety, and Business and Financial Services.  Geoff and his teams oversee the change management and problem management processes to ensure quality across all aspects of IT. To arrange an appointment, please contact Amy Fernandes,

Paul Stey

Director of Data Science

As Interim Director of Data Science and Lead Data Scientist, Paul oversees support for data-intensive computing, machine learning, informatics, reporting, and analytics through the Data Science Practice and Business Intelligence teams. Prior to Brown, Paul worked as a Mathematical Statistician at the U.S. Environmental Protection Agency. He completed a Ph.D. in Developmental Psychology at the University of Notre Dame; his undergraduate work was at The Ohio State University. Paul is broadly interested in ensemble methods for machine learning, as well as high-performance computing. To arrange an appointment, please contact Amy Fernandes,


John Styer

Director, Enterprise Application Services

As Director of Enterprise Application Services, John Styer oversees teams that provide Web Services and Reporting/Data Warehousing services, as well as teams that implement and support enterprise systems such as Human Resources and Payroll, Financials, Budgeting, Research Administration, and the Banner Student system. He serves as staff to the Information Technology Project Review Committee and the Student Systems Coordination Committee, two groups that review, prioritize, and make decisions about new IT project requests. John has over 27 years of experience in information technology as an applications developer, project manager, and in other leadership roles. Before joining Brown University in 2000, he held technology-related positions in government, insurance, and various consulting services. To arrange an appointment, please contact Lisa Vaillancourt,

Tim Wells

Director, Telecommunications and Network Technology

Tim Wells came to Brown in June of 2006 as CIS's new Director of Network Technology managing all aspects of the network and bringing with him over 20 years of IT experience. Since then Tim has taken on responsibility for Telecommunications, and Facilities IT Project Coordination. Before Brown, Tim was the Vice President of Enterprise Strategy and Architecture for Citizens Financial Group. During his eight years at Citizens, Tim held engineering and senior operational management positions, with responsibilities that included voice and data network support, planning and design, distributed systems support, data center cable architecture, storage architecture, disaster recovery and business continuity. Previously Tim worked for Honeywell Consumer Products as a network manager building a global voice and data network to support product manufacturing and distribution. Early in his career Tim also worked on the technical staff of Roger Williams University as a network engineer. To arrange an appointment, please contact Lisa Vaillancourt,

Linnea Wolfe

Director, Infrastructure Services/Interim Director, CCV

After graduating from the University of Rhode Island with a bachelor of science in Management Information Systems and Management Science, Linnea Wolfe worked for four years as a database administrator for government contracting companies supporting the naval Trident submarine program. She came to Brown in 1989 as a database administrator, supporting the Josiah library system. She has held various management positions in Computing and Information Services in the database, administrative technical services, and infrastructure areas. Her current responsibilities as Director of Infrastructure Services include; database services, systems services, datacenter operations, and storage, backup and IT DR services. As interim director of CCV, Linnea has responsibility for leading the growth of research technologies to help faculty researchers compete and succeed in their own fields. To arrange an appointment, please contact Amy Fernandes,

Catherine Zabriskie

Director, Academic Technology Services

Catherine Hays Zabriskie is the Director of Academic Technology at Brown University. She oversees the Instructional Technology Group, Media Services, Media Production Group and Multimedia Labs. Her staff works in partnership with the University community to enhance teaching and learning and address strategic needs in support of faculty, staff and students through the effective use of technology. Catherine received her B.S in Art History from the University for Colorado, and her M.S. in Educational Technology Leadership from the George Washington University. Prior to coming to Brown University, Catherine supported faculty innovations in teaching and technology for the College of Arts and Humanities at the University of Maryland for 12 years. To arrange an appointment, please contact Stacy Sousa,