Harinder Gill, MBBS, PDipID, MD, MRCP, FRCP, FRCPath, FHKCP, FHKAM, The University of Hong Kong, Hong Kong, outlines the mechanism of action of bomedemstat. Lysine-specific demethylase-1 (LSD1) is an enzyme crucial for malignant stem cells and differentiation. Bomedemstat, an orally active LSD1 inhibitor, blocks these actions, allowing progenitors to mature to megakaryocytes. This interview took place at the virtual European Hematology Association (EHA) Congress 2021.