Artemidorus' Oneirocritica: Text, Translation, and CommentaryIn ancient Greece and Rome, dreams were believed by many to offer insight into future events. Artemidorus' Oneirocritica, a treatise on dream divination and compendium of dream interpretations written in Ancient Greek in the mid second to early third centuries AD, is the only surviving text from antiquity that instructs its readers in the art of using dreams to predict the future. In it, Artemidorus discusses the nature of dreams and how to interpret