Microcredit is part of a global trend of financial inclusion that brings banking services, especially small loans, to the world's poor. This book explores Paraguayan solidarity lending as a window into the tensions between social development and global finance.

Describes the evolutionary biology of herbivorous insects, including their relationships with host plants and natural enemies. This book focuses on the dynamic relationships between insects and plants from the standpoint of evolutionary change at different levels of biological organization - individuals, populations, species, and clades.

The complex idea of 'species' has evolved over time, yet its meaning is far from resolved. This comprehensive work takes a fresh look at an idea central to the field of biology by tracing its history since antiquity. It explores the essentialist view, a staple of logic from Plato and Aristotle through the Middle Ages to fairly recent times.