The book is a critical analysis of the history of scientific racism and biological determinism, the belief that social and economic differences among human races, sexes, and classes are inheritable, inevitable, and natural. It challenges the idea that intelligence can be measured accurately and placed in a single, linear scale. The author refutes the arguments of those who support these theories, arguing that they are based on flawed methodologies, biased data, and unverifiable assumptions. Instead, he proposes that intelligence is multifaceted and cannot be quantified simplistically.

The book delves into the question of what we should have for dinner. It explores the paradox of the omnivore's dilemma, detailing the food chains that link farm to table, and explaining how the industrial revolution has changed the way we eat. The book also discusses the implications of our modern diet on our health and the environment, suggesting that we should return to more traditional methods of food production and consumption. It advocates for a more conscious and sustainable approach to eating.

This book provides a comprehensive exploration of the history of the human species, tracing back from the earliest forms of Homo Sapiens to the modern day. It delves into evolutionary biology, the development of cultures and societies, and the rise of major ideologies and technologies. The book also discusses the future of the species, posing thought-provoking questions about our roles and responsibilities in a rapidly changing world.

"The Blank Slate" challenges the conventional belief that human behavior is largely shaped by the environment and experience, arguing instead that genetics play a significant role. The book delves into the controversies surrounding this concept, exploring the implications it has on politics, violence, child-rearing, and the arts. It also argues that acknowledging our innate traits can lead to a more humane society, as it would allow for a better understanding of our strengths, weaknesses, and individual differences.

"So Human an Animal" is a Pulitzer Prize-winning work that explores the complex relationship between the environment and human health. The book argues that the rapid technological advancements and urbanization of the 20th century have negatively impacted human health and happiness. The author suggests that a return to a more natural way of living and a reconnection with nature could help to alleviate these issues. The book is a call to action, urging society to consider the impact of its actions on the environment and human well-being.