Dr Brenneinsen is a professor of Pharmaceutical Sciences at the University of Bern and head of the group of Phytopharmacology, Bioanalytics & Pharmacokinetics at the Department of Clinical Research. I am involved in Cannabis research for soon 30 years, first focussing on phytochemistry and analytics, later on pharmaceutics and clinical use. Currently we are focussing on the development and in vitro/in vivo validation of inhalable cannabinoid aerosols.