The aim of this summer school is to talk and learn about recent developments in microstructural analysis of ice and snow. It is mostly focused on MSc, PhD and also postdocs. Undergraduates are also welcome to apply. Our goal is to get around 35 students together. Over 4 days, lecturers will present various aspects of microstructures of ice and snow, inclusing theory, analysis, experiment and numerical modelling. During a special science and career day, lecturers and participants will talk about their careers, and offer advice on writing applications and proposals. A poster session is devoted to posters of all participants.