Keywords Ab-initio Theoretical calculations, Charge density studies and software, High pressure crystallography, Hydrogen Bonding, Polarizing microscopy, Solid state phase transitions, Transition metal chemistry, developments, Low Temperature crystallography other roles: 2010-2013: vice chair and chair of the Gordon research Conference on Electron Distribution and Chemical Bonding 2011-2014: chair of the special interest group on charge, spin and momentum density of the European Crystallographic Association 2014-2017: chair of the commission on charge, spin and momentum density of the IUCr 2015-2018: President of the Swiss Crystallographic Association 2017-: Co-editor of Acta Crystallographica B