Administrative Staff

Chicago Public Library organizational chart

Library Commissioner Brian Bannon portraitBrian Bannon, Commissioner

Since March 2012, Brian Bannon has served as the Chicago Public Library commissioner. As the chief executive officer, he is responsible for the 80 libraries that serve Chicago’s 2.6 million residents. With more than 11 million visitors in 2013, CPL is the largest and most visited civic institution in Chicago and is among the largest public library systems in the United States. Prior to this role, Bannon held a variety of leadership positions within the San Francisco Public Library, Seattle Public Library and the Bill and Melinda Gates Foundation. Bannon is active in work related to information access, public technology and the digital divide. He earned his bachelor of arts from Pacific Lutheran University and a master of library and information science from the University of Washington iSchool.

Andrea Sáenz, First Deputy Commissioner

Baronica Roberson, Deputy Commissioner, Administration and Finance

Joselyn Bell, Director, Finance

Greta Bever, Assistant Commissioner, Central Library Services

Craig Davis, Director, Adult Services

Jeremy Dunn, Director, Teen Services

Michelle Frisque, Chief, Technology, Content and Innovation

Maria Kellner-Ligammari, Director, Procurement

Ruth Lednicer, Director, Marketing and Communications

Diane Marshbank-Murphy, Director, Engagement and Special Projects

Elizabeth McChesney, Director, Children's Services

Andrew Medlar, Assistant Chief, Technology, Content and Innovation

Patrick Molloy, Director, Government and Public Affairs

Jennifer Ross, Director, Human Resources

Andrea Telli, Assistant Commissioner, Neighborhood Services

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