SOAP in Practice: Learning Outcomes of a Cross-Institutional Innovation Project Conducted by Teachers, Student Teachers, and Teacher Educators Seezink, A. 1 , Poell, R. F. 1 , & Kirschner, P. A. 2 1 Department of Human Resource Studies, Tilburg University, Tilburg, The Netherlands 2 Netherland Laboratory for Lifelong Learning (NeLLL), Open University of the Netherlands, Heerlen, The Netherlands A. (Audrey) Seezink (corresponding author): Tilburg University Department of Human Resource Studies P.O. Box 90153 5000 LE Tilburg The Netherlands Phone: +31 13 466 2499 Fax: +31 13 466 3002 E-mail: A.Janssen-Seezink@uvt.nl R.F. (Rob) Poell Department of Human Resource Studies Tilburg University PO Box 90153 5000 LE Tilburg The Netherlands P.A. (Paul) Kirschner Netherland Laboratory for Lifelong Learning (NeLLL) Open University of the Netherlands PO Box 2960 6401 DL Heerlen The Netherlands