"Cancer genetics is an established part of clinical medicine, and this development can be followed through the different editions of this classical textbook. ... For the clinical specialist in genetics or any other specialty meeting cancer patients and their family members, or for the resident, this textbook is useful as a first source ... . I will strongly recommend this book to those who meet patients who ask questions about the heritability of the cancer in their family ... ." (U. Kristoffersson, European Journal of Human Genetics, 2015)