Professor Barbara Bain, Professor of Diagnostic Haematology, St Mary's Hospital Campus of Imperial College Faculty of Medicine, St Mary's Hospital, London, UK. Professor Bain has contributed to the 2001 and 2008 revisions of the WHO classification of tumours of the haematopoietic and lymphoid systems. She has a major interest in teaching, both undergraduate and postgraduate, as well as in the development of teaching resources, particularly electronic teaching resources. She has developed and organises teaching courses for haematologists, haematology trainees, haematopathologists, medical laboratory scientists and cytogeneticists and is co-convenor of the Imperial college BSc in Haematology. She chairs the Imperial College Haematology Teaching Committee and, with colleagues, introduced peer review of haematology teaching. She is the sole author of six haematology textbooks (including many published by Wiley Blackwell) and joint author of another three. Gina Zini, MD, Hematology Professor, Hematology Laboratory, Catholic University of Sacred Heart, Rome, Italy. Professor Zini is author and co-author of 4 scientific books, including Morphology of the Blood , which was first published in English by Butterworth-Heinemann. She is the author and co-author of 50 chapters and more than 150 scientific papers and published abstracts in the fields of morphology, automation, clinical haematology, artificial intelligence and training-on-line. Giuseppe d'Onofrio, MD, Associate Professor in Clinical Pathology and Immunohematology, Hematology Laboratory, Catholic University of Sacred Heart, Rome, Italy. Founder and member of the Research Center for the Development of and Clinical Evaluation of Automated Methods in Hematology, at the Catholic University of the Sacred Heart in Rome, Italy. Member of the Board of Directors of the International Society of Laboratory Hematology in 2009-2011. Referee for many scientific journals in the field of hematology, flow cytometry and clinical pathology. He has published more than 80 scientific papers on journals classified in Current Contents or JCR and several chapters in hematology manuals.