Zoroastrianismis one of the oldest living religions. It is widely considered byscholars to have had a profound impact on the religious history of theMiddle East, Central and South Asia, and the development of the field ofcomparative religions.This book represents thefirst comprehensive English-language survey of Zoroastrianism everpublished. With contributions from 33 international scholars from 10countries,The Wiley Blackwell Companion to Zoroastrianismis evenly divided into six thematic sections, containing discussion ofZoroaster/Zarathustra, historical and regional surveys, topical andthematic discussions, analyses of the intersection of Zoroastrianism andnine other religions and cultures, and concluding with a survey ofprimary sources.Reflecting the current trend in thestudy of religion to move away from purely textualist and essentialistviews of religious traditions, the Companion presents Zoroastrianism as acluster of dynamic historical and contextualized phenomena. Thisaccessible and interdisciplinary handbook of Zoroastrian studies will beessential reading for anyone interested in better understanding one ofthe world’s oldest and most influential religions.