A sweeping germ’s-eye view of history from human origins to global pandemicsPlagues Upon the Earth is a monumental history of humans and their germs. Weaving together a grand narrative of global history with insights from cutting-edge genetics, Kyle Harper explains why humanity’s uniquely dangerous disease pool is rooted deep in our evolutionary past, and why its growth is accelerated by technological progress. He shows that the story of disease is entangl...

How devastating viruses, pandemics, and other natural catastrophes swept through the far-flung Roman Empire and helped to bring down one of the mightiest civilizations of the ancient worldHere is the monumental retelling of one of the most consequential chapters of human history: the fall of the Roman Empire. The Fate of Rome is the first book to examine the catastrophic role that climate change and infectious diseases played in the collapse of Rome’s powe...

The transformation of the Roman world from polytheistic to Christian is one of the most sweeping ideological changes of premodern history. At the center was sex. Kyle Harper examines how Christianity changed the ethics of sexual behavior from shame to sin, and shows how the roots of modern sexuality are grounded in an ancient religious revolution.

Capitalizing on the rich historical record of late antiquity, and employing sophisticated methodologies from social and economic history, this book reinterprets the end of Roman slavery. Kyle Harper challenges traditional interpretations of a transition from antiquity to the Middle Ages, arguing instead that a deep divide runs through 'late antiquity', separating the Roman slave system from its early medieval successors. In the process, he covers the economic, social and institutional dime...

How devastating viruses, pandemics, and other natural catastrophes swept through the far-flung Roman Empire and helped to bring down one of the mightiest civilizations of the ancient worldHere is the monumental retelling of one of the most consequential chapters of human history: the fall of the Roman Empire. The Fate of Rome is the first book to examine the catastrophic role that climate change and infectious diseases played in the collapse of Rome’s power—a story of nature’s triu...

A sweeping germ’s-eye view of history from human origins to global pandemicsPlagues upon the Earth is a monumental history of humans and their germs. Weaving together a grand narrative of global history with insights from cutting-edge genetics, Kyle Harper explains why humanity’s uniquely dangerous disease pool is rooted deep in ourevolutionary past, and why its growth is acceleratedby technological progress. He shows that the story of disease is entangled with the history o...

All Americans, liberal or conservative, religious or not, can agree that religious freedom, anchored in conscience rights, is foundational to the U.S. democratic experiment. But what freedom of conscience means, what its scope and limits are, according to the Constitution—these are matters for heated debate. At a moment when such questions loom ever larger in the nation’s contentious politics and fraught policy-making process, this timely book offers invaluable historical, empirical, philo...