Current projects include:
| 1983 | Physics diploma, diploma-thesis: Nonlinear Excitations as Quasiparticles in the Toda- Chain |
| 1983 - 1987 | Research associate at the Institute for Theoretical Physics, Justus Liebig University, Giessen |
| 1987 | Doctorate (physics, University of Giessen) with: summa cum laude. Doctor thesis: A new Method for solving One dimensional Models with Disorder |
| 1987 | Research associate at KFA in Juelich, Germany |
| 1988 - 1990 | Postdoc scholarship of the DFG (German Science Foundation) |
| 1989 | visit at: Ecole Normale Superieure, Paris |
| 1990 | visit at: University of California at Santa Cruz |
| 1991 | Habilitation in Theoretical Physics |
| 1991 | Research associate at the Institute for Theoretical Physics, Justus Liebig University, Giessen |
| 1992 - 1993 | Research associate at the Institute for Theoretical Physics, Julius Maximilians University, Wuerzburg |
| 1994 - 1996 | Heisenberg--fellow of DFG (German Science Foundation) |
| 1995 | Visting scientist at the Dept. of Computer Science, University of California at Santa Cruz |
| 1996 | Visting scientist at the Dept. of Physics of Complex Systems, The Weizmann Institute of Science, Rehovot, Israel |
| 1997 | Substitution of Professorship for Theoretical Physics I, University of Bayreuth |
| October 1997 - | Reader at Dept. of Computer Science and Applied Math., Aston University, Birmingham, U.K. |