It is well known that studying larger patient groups produces more robust results in research. Omar Abdel-Wahab, MD, from the Memorial Sloan Kettering Cancer Center, New York, NY, highlights this in this interview, recorded at the International Conference on Acute Myeloid Leukaemia 2017 in Estoril, Portugal by the European School of Hematology (ESH). Dr Abdel-Wahab emphasizes the need for collaboration both within and between countries to further acute myeloid leukemia research.