In this book, early human development is covered from the formation of eggs and sperm through fertilization. It then progresses to the events that lead to the formation of tissues and organs in the embryo and fetus. The book is designed to give the reader an in-depth understanding of how development progresses by focusing on the central issues involved in the differentiation and morphogenesis of cells, tissues and organs. In addition to the fundamental topics of developmental biology, current issues such as artificial reproductive technologies are discussed. Developmental problems are also covered including Down syndrome, immotile cilia syndrome, spina bifida, fetal alcohol syndrome and the effects of thalidomide, to name a few.This book is written in an easy to read style with lots of relevant examples and over 150 original full color figures. It is designed to meet the needs of students world-wide who want an accurate, informative and inexpensive book on human developmental biology. The book is suitable for use as a course textbook or as supplementary reading to help students understand how humans develop. Anyone who has taken a biology course will also find this book an enjoyable read, allowing them to update their understanding of current biomedical issues that make the news.