This issue of Surgical Oncology Clinics of North America focuses on Immunotherapy for Solid Malignancies and is edited by Dr. Alfred E. Chang. Articles will include: Current immunotherapy practices for melanoma; Immunotherapy for ovarian cancer; Vaccines therapies for melanoma; Vaccine therapies for breast cancer; Induced pleuripotent T cells for adoptive immunotherapy; Future research goals in immunotherapy; Oncolytic immunotherapy; Adoptive T cell therapy for solid malignancies; Checkpoint inhibition immunotherapy; Toxicities of immunotherapy agents; Immunologic targeting of cancer stem cells; Role of surgery in combination with immunotherapy; and more!.