Donal McLornan, MB BCh, MRCP, PhD, FRCPath, Guy’s and St Thomas’ NHS Foundation Trust, London, UK, discusses the retrospective study by the European Society for Blood and Marrow Transplantation (EBMT) Chronic Malignancies Working Party on myeloablative and reduced-intensity conditioning allo-transplant for myelofibrosis. This interview took place at the Myeloproliferative Neoplasms Advances Day 2019 in London, UK.