Dr. Jerry Andriessen is an experienced senior researcher and project manager, with more than 100 journal and book publications on children’s writing, collaborative learning, ICT in education, argumentation and arguing to learn. He is a member of the editorial board of the International Journal of Computer-Supported Collaborative Learning (U.S.-based) and the Journal of Computer-Assisted Learning (UK- based). He has coordinated the LEAD – 6th framework project, and participated as local project leader in 6 other EU-projects since 2000. He has participated in the design of 3 ICT environments for supporting argumentation (Digalo, Drew, and CoFFEE). He is an expert in qualitative and quantitative techniques for analysing interactions during collaborative learning activities. Experienced in teacher training workshops and in working with teachers and children.