Gutachtertätigkeit/Reviewer

Zeitschriften/Journals/Proceedings:

• Educational Studies in Mathematics
• Journal for Research in Mathematics Education (JRME)
• Mathematical Thinking and Learning
• ZDM-The International Journal for Mathematics Education
• European Journal for Mathematics and Science Education
• Mathematica didactica
• Springer (book proposal reviews)
• ICTMA-Proceedings
• CERME-Proceedings
• für viele diverse Buchkapitel/for several book chapters

Stiftungen und Institutionen/Foundations and Institutions:

• Deutsche Forschungsgemeinschaft (DFG)
• Israelische Forschungsgemeinschaft
• EU (European Union)
• DAAD (German Academic Exchange Service)
• Conicyt/Fondecyt Chile (Comisión Nacional de Investigación Científica y Tecnológica)
• TELEKOM-Foundation
• Einstein-Foundation