Report on the 2018 IEEE DEIS Summer School in Bertinoro, Italy

September 9 to 13, 2018, the fourth annual DEIS-sponsored Summer School on Dielectric Interfaces was held in Bertinoro, Italy. The objectives of the summer school are to organize brainstorms of challenging topics in the field of dielectrics and electrical insulation among young researchers, discuss research methodology, support the creation of research networks, and stimulate subsequent activities, including joint research work, presentations, and special sessions at DEIS conferences. The summer school was open to PhD students and early-career PhDs. There were 15 participants and four moderators forming an international gathering from Italy, the UK, France, Germany, China, the Netherlands, the United States, and Japan. The summer school was led by Alun Vaughan, John Fothergill, Peter Morshuis, and Thomas Andritsch.