Dr. Di Marzo has been invited to over 100 International conferences, including a plenary lecture at the Seventh International Conference on Eicosanoids and Other Bioactive Lipids in Cancer and Inflammation, in Nashville in October 2001, the Opening Lecture at the School of Neuroscience, held in Catania, July, 2003, a plenary lecture at the Italian Academy of Sciences (Academia Nazionale dei Lincei), in Rome, November 2004, a key note lecture at the 2nd Conference on Non-Mammalian Eicosanoids, Berlin, May 2006, plenary lectures at the 2nd and 3rd Gordon Conference on Cannabinoid function in the brain, Switzerland, 2007 and USA, 2009, a plenary lecture at the XIX National Meeting on Medicinal Chemistry in Verona, September 2008, and a plenary lecture at the 2012 International Conference of PAIN (IASP) held in Milan, August 28. He has been Co-chair at the 4th Gordon Conference on “Cannabinoid function in the brain?, Les Diablerets, Switzerland, May 2011.