Text in GermanBased on the "Cycle of mission praxis" developed by Karecki the present study develops a model for personality development for institutions of theological training. This model presents a conceptual framework which these institutions can use to develop a concept for the personality development of their students. The model serves as methodological basis for the development of character traits which qualify a prospective full-time Christian worker for his/her ministry in the kingdom of God. In a second step the model will be applied to the specific context of the Theological Seminary of the Liebenzell Mission (ThSLM). This requires a context-analysis which grapples with the societal developments during the last decades ...