Teacher educators, who work at institutes for higher vocational education, should now engage in research. Hence, they suppose to become familiar with research knowledge and skills. Furthermore, they have to supervise student teachers in conducting research. This study explored whether and how different professional development activities for teacher educators contribute to the tasks set. The authors found that all activities influenced the participants’ opinions about practice-based research as a concept and about the need to add research as a new task within teacher education. Furthermore, it was found that all the participants claimed to have increased their knowledge about research developed a better understanding of research skills.