This book describes the experimental study of evolution and adaptation, carried out by means of combined field-work and laboratory genetics. That technique has been developed during the last forty years or so by my colleagues and myself, and by a small but increasing number of geneticists throughout the world. In discussing what has been achieved by these means many relevant pieces of work familiar to me have been omitted, while doubtless there are others that have escaped my attention. To those who have thus laboured without recognition here, I offer my apologies. Yet I would not include...

Heather Rodriguez, a college student in San Antonio, Texas, is given an assignment to interview an elderly person. Lorenzo "Lencho" Anzaldua becomes her subject. As he tells his story we become familiar with him through his narrative and also through the eyes of significant people in his life. The setting for this creative non-fiction book is South Texas during the turbulent 20th century (1920 - 2004). The story chronicles the culture clashes and generational conflicts that came along with being Hispanic during that time and in that area of the country. We learn about the difficulties Lencho...