This issue focuses on Sarcoma in areas such as: Gastrointestinal Stromal Tumors: Risk assessment and adjuvant therapy, Gastrointestinal Stromal Tumors: Management of metastatic disease and emerging therapies, Liposarcoma, Leiomyosarcoma, Update in treatment and targets in cartilage and bone tumors, Update in treatment and targets in Ewing sarcoma, Angiosarcoma and Epithelioid Hemangioendothelioma, Emerging therapies for sarcoma, and Treatment of localized sarcomas.