Argumentation as an object of interest and as a social and cultural resource / Eddo Rigotti and Sara Greco Morasso -- Psychosocial processes in argumentation / Nathalie Muller Mirza, Anne-Nelly Perret-Clermont, Valeurie Tartas, and Antonio Iannaccone -- Argumentation and learning / Baruch B. Schwarz -- Argumentative interactionsans the social construction of knowledge / Michael Baker -- Argumentative design / Jerry E.B. Andriessen and Baruch B. Schwarz -- Developing argumentation; Lessons learned in the primary school / Neil Mercer -- Argumentation in higher education: examples of actual practices with argumentation tools / Jerry E.B. Andriessen -- The Argumentum experience / Sara Greco Morasso.