As the science and technology of clinical stem cell and bone marrow transplantation has grown, so has the need for a comprehensive guide to caring for these complex patients. As the number of advanced practice nurses, specialty nurses, physician's assistants, fellows, residents, and medical students who care for such patients grows, so does the need for relevant and practical information. We decided to put our combined 30-plus years of stem cell and bone marrow transplant experience to good use, and thus, this handbook was developed