Poul Erik Hansen 1973–1974 Royal Society Exchange Fellow 1974 Ph.D. Thesis: "Studies of PAH. Synthesis of 13C enriched compounds." 1976–1977 Department of Biochemistry, University of Alberta Aug. 1979 Associate Professor of Chemistry 1988–1989 Department of Biochemistry, University of New South Wales 1988–1995 Chairman, Danish Society of Molecular Spectroscopy Nov. 1995–1998 President, Danish Chemical Society 1996 Full Professor of Bioorganic Chemistry 1997 Dr. Science 1997 Member, Danish Academy for Natural Science 2003–2006 President, Horizons H-bond Research 2012, 2019 GE Molecules 2014 Honorary member, Polish Chemical Society 2018 Knight of Dannebrog, 1st 2018 Campaign Medal NSU, Vietnam 2019 Guest Editor, Molecules 2020 Editorial board, Encyclopedia