1982	Dr. rer. nat., Westfälische Wilhelms-Universität Münster (W. Müller-Warmuth)
1982 - 1984	Postdoctoral fellow, Rutgers University (New Jersey, USA)
1984 - 1987	Staff scientist, California Institute of Technology (Pasadena, USA)
1987 - 1991	Assistent Professor, Chemistry, University of California (Santa Barbara, USA)
1991 - 1993	Associate Professor, Chemistry, University of California (Santa Barbara, USA)
1993 - 1995	Full Professor, Chemistry, University of California (Santa Barbara, USA
since 1995	Universitätsprofessor C4, WWU Münster (leave of absence since 2011)
since 2011	Full Professor, Sao Carlos Institute of Physics, University of Sao Paulo (Sao Carlos, Brasilia)

1983	Promotionspreis Westfälische Wilhelms-Universität Münster
1989	Haber-Preis der Deutschen Bunsengesellschaft
1990 - 1993	Chair, Rocky Mountain Conference in Analytical Chemistry, NMR section
1991 - 2016	Editor Solid State NMR
1995	Chair, 36th Experimental NMR Conference
1996 - 2002	Adjunct Professor, University of California (Santa Barbara, USA)
1998	Award for Excellence in Teaching, Westfälische Wilhelms-Universität Münster
1998 - 2011	Editor, "Chemistry of Materials" (American Chemistry Society)
2001 - 2009	Chair, NRW-Graduate School of Chemistry
2002	Program Chair, Bunsen-Tagung
2004 - 2008	DFG Study Section Member, Solid State Chemistry
since 2006	Member, NRW-Akademie der Wissenschaften
since 2010	Board Member, Georg-Forster Program, Alexander-von-Humboldt Foundation
since 2013	Board Member, Humboldt Capes, Postdoctoral Program, Alexander-von-Humboldt Foundation
2016	George Morey Award, American Ceramic Society
Member Adv. Board	Chemistry of Materials Solid State NMR Materials Research Bulletin Zeitschrift für Naturforschung Current Opinion in Material Science