<P>From khat to kava to ketamine, drugs are constitutive parts of cultures, identities, economies and livelihoods. This much-needed book is a clear introduction to the anthropology of drugs, providing a cutting-edge and accessible overview of the topic. The authors examine and assess the following key topics:</P><P>¿ How drugs feature in anthropology and the work of anthropologists and the general role of drugs in society</P><P>¿ Comparison between biochemical and pharmacological approaches to drugs and bio-socio-cultural models of understanding drugs</P><P>¿ Evolutionary origins of psychotropic drug sensitivity and archaeological evidence for the spread of psychoactive substances in pre-history</P><P>¿ Drugs in spiritual and religions contexts, considering their role in altered states of consciousness, divination and healing</P><P>¿ Stimulant drugs and the ambivalence with which they are treated in society</P><P>¿ Addiction and dependency</P><P>¿ Drug economies, livelihoods and the pr