The New Physics Frontiers in the LHC-2 Era: Proceedings of the 54th Course of the International School of Subnuclear Physics International School of Subnuclear Physics, ISSP 2016, 54th Course Erice, Italy, 24 June - 3 July 2016

In June 2016, a group of 167 physicists from 31 countries have met in Erice to participate in the 54th Course of the International School of Subnuclear Physics. The main focus of this year's course has been the new frontiers of Physics in the LHC-2 Era and in all labs the world over, as well as the new frontiers in related fields.