Check out the projects section on the GISCorps website (www.giscorps.org) for a comprehensive look at past projects, current projects, and future project needs. ® GIS Professionals Volunteering for a Better World Since 2003 "GISCorps volunteers were instrumental in establishing the Australian Red Cross with a spatial mapping capability to be used during emergencies. The value the GISCorps volunteers brought to the project was proven in the success of the mapping products developed during the 2011 QLD Floods and cyclones." - Emergency Services Coordinator, Australian Red Cross Volume 28 Journal of the Urban and Regional Information Systems Association CONTENTS 7 Mediating Open Data: Providers, Portals, and Platforms Edited by Victoria Fast and Claus Rinner 9 Who Are Government OpenData Infomediaries? A Preliminary Scan and Classification of Open Data Users and Products Peter A. Johnson and Sarah Greene 19 Exploring Open Data Perspectives from Government Providers in Western Canada Mark Gill, Jon Corbett, and Renée Sieber 31 Open Data Community Maturity: Libraries as Civic Infomediaries Pamela Robinson and Lisa Ward Mather 39 The Geospatial Contents of Municipal and Regional Open Data Catalogs in Canada Edgar Baculi, Victoria Fast, and Claus Rinner 49 The Civic Open Data and Crowdsourcing App Ecosystem: Actors, Materials, and Interventions Suthee Sangiambut and Renée Sieber Journal Publisher: Urban and Regional Information Systems Association Editor-in-Chief: Dr. Jochen Albrecht Journal Coordinator: Wendy Nelson Electronic Journal: http://www.urisa.org/resources/urisa-journal/ EDITORIAL OFFICE: Urban and Regional Information Systems Association, 701 Lee Street, Suite 680, Des Plaines, Illinois 60016; Voice (847) 824-6300; Fax (847) 824-6363; E-mail
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