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 significant international and domestic  between 2018-2020.  It is a must-have for sports lawyers, arbitrators, and researchers engaged in this field. From the ECtHR's landmark ruling in the Mutu & Pechstein case, through the Russian doping scandal, to the first Sun Yang award, it features in-depth articles on important issues raised by international sports arbitration, as well as independent commentaries by academics and practitioners on the most significant international and domestic decisions rendered in the period under review. 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.