The Yearbook of International Sports Arbitration is the first academic publication aiming to offer comprehensive coverage, on a yearly basis, of the most recent and salient developments regarding international sports arbitration, through a combination of general articles and case notes. The present volume covers decisions rendered by the Court of Arbitration for Sport (CAS) and national courts in 2017. It is a must have for sports lawyers and arbitrators, as well as researchers engaged in this field. It provides in-depth articles on current issues raised by international sports arbitration, and commentaries by esteemed academics and experienced practitioners on the most important decisions of the year by the CAS and national courts. Dr. Antoine Duval is Senior Researcher at the T.M.C. Asser Instituut in The Hague and heads the Asser International Sports Law Centre. Prof. Antonio Rigozzi teaches international arbitration and sports law at the University of Neuchâtel, Switzerland, and is the partner in charge of the sports arbitration practice at Lévy Kaufmann-Kohler, a Geneva-based law firm specializing in international arbitration.