This book constitutes the refereed proceedings of the Fourth IFIP WG 8.5 International Conference, ePart 2012, held in Kristiansand, Norway, in September 2012. The 14 revised full papers presented were carefully reviewed and selected from numerous submissions. This volume includes complete research work organised in five groups as follows: * Keynote Speech * Reviews * Policy Consultations * Case Studies * Techniques and Analysis.

This book constitutes the proceedings of the 9th IFIP WG 8.5 International Conference on Electronic Participation, ePart 2017, held in St. Petersburg, Russia, in September 2017.The 11 revised full papers presented in this book were carefully reviewed and selected from 14 submissions. The papers reflect completed multi-disciplinary research ranging from policy analysis and conceptual modeling to programming and visualization of simulation models. They are organized in four topical threads: methodological issues in e-participation; e-participation implementations; policy modeling and policy informatics; critical reflections.

This book constitutes the refereed proceedings of the 8th IFIP WG 8.5 International Conference on Electronic Participation, ePart 2016, held in Guimaraes, Portugal, in September 5-8, 2016. The 14 revised full papers presented were carefully reviewed and selected from 31 submissions. The papers reflect completed multi-disciplinary research ranging from policy analysis and conceptual modeling to programming and visualization of simulation models. They are organized in four topical threads: theoretical foundations; critical reflections; implementations; policy formulation and modeling.

This book constitutes the refereed proceedings of the 7th IFIP WG 8.5 International Conference on Electronic Participation, ePart 2015, held in Thessaloniki, Greece, in August/September 2015. The 12 revised full papers presented were carefully reviewed and selected from 19 submissions. The papers have been organized in the following topical sections: eParticipation and social media, delibration and consultation, evaluation, and policy formulation and modelling.