In Europe and North and South America during the early modern period, people believed that their dreams might be, variously, messages from God, the machinations of demons, visits from the dead, or visions of the future. Interpreting their dreams in much the same ways as their ancient and medieval forebears had done--and often using the dream-guides their predecessors had written--dreamers rejoiced in heralds of good fortune and consulted physicians, clerics, or practitioners of magic when their visions waxed ominous. Dreams, Dreamers, and Visions traces the role of dreams and...