Effectiveness of teacher education Brouwer, C.N., Korthagen, F.A.J. (2005). Can Teacher Education Make a Difference? American Educational Research Journal, 42(1), 153-224.
See YouTube for a lecture about this topic for the Praksis Fou project of the Norwegian Research Council, 8 Ocotber 2010: From theory to practice -- or was it the other way round?