20th Geant4 Collaboration Meeting, at Fermilab, Batavia (Illinois, USA), 28 September - 2 October 2015.
Geant4 Course at the 12th Seminar for Nuclear, Sub-nuclear and Applied Physics, Porto Conte, Alghero (Italy), 24-29 May 2015.
2nd Geant4 international school and Root analysis concepts, at INFN/LNS, Catania (Italy), 17-21 November 2014.
20th Anniversary Symposium & 19th Collaboration Meeting, Okinawa (Japan), 29 September - 4 October 2014.
Geant4 Course at the 11th Seminar for Nuclear, Sub-nuclear and Applied Physics, Porto Conte, Alghero (Italy), 25-30 May 2014.
Geant4 2013 International User Conference on Medicine and Biology applications, Bordeaux (France), 7-9 October 2013.