| 1956 | born in Cologne |
| 1975-1982 | Study of Religious Studies and Protestant Theology in Ann Arbor (USA) und Bonn |
| 1982 | Church Exams (Proestant Church in the Rhineland Region) |
| 1982-1989 | Academic Staff Member in Tübingen / Study of Assyriology and Egyptology |
| 1983 | Participation in the excavation Tell el-Oreme / Israel |
| 1984 | Scholarship for a teaching course of the German Society for the Exporation of Palestine in Israel and Jordan |
| 1987 | PhD in Tübingen |
| 1989 | Lecturer at the Ecumenical Institute Tantur close to Jerusalem |
| 1989-1995 | University Assistant in Bonn |
| 1993 | Habilitation in Bonn |
| 1994 | Areal Director at Tell el-Oreme / Israel |
| 1995 | Visiting Professor in Kiel |
| 1995-1996 | Visiting Professor in Heidelberg |
| 1996-1997 | Visiting Professor in Essen (3 Semesters) |
| 1998-1999 | Visiting Professor in Heidelberg (3 Semesters) |
| 1999 | Lecturer at Dormition Abbey / Jerusalem |
| since 1999 | Professor in Cologne |