Book excerpt: Clinical laboratory directors and staff working with blood samples will benefit from the essential information in this hematology focused publication in Clinics in Laboratory Medicine. Leading a field of expert authors are two renown physicians in the field - Dr Carlo Brugnara and Dr Alexander Kratz. They present topics such as White Blood Cell Counts: Reference Methodology; Integration of Automated Heme and Bone Marrow Analysis; Red Cell Dynamics; Red Cell Diagnosis other than Anemia; Laboratory and Genetic Assessment of Iron Deficiency in Blood Donors; Body Fluid Cell Counting; Platelets: The Few, the Young, and the Active; Reticulocytes; Quality Control of Automated Cell Counters; Digital Image Analysis of Blood Cells; Blood Cell Counters in Urgent Care Settings; Novel Parameters in Blood Cell Counters; and the Development and Future of Automated Blood Cell Counters.