How Keith Hearne, Stephen LaBerge and Paul Tholey turned dreams into data Lucid dreaming—the phenomenon of becoming consciously aware that you’re dreaming while dreaming—has long fascinated philosophers, mystics, and scientists alike. But for centuries, it remained speculative. That is, until the late 20th century, when lucid dreaming finally crossed the threshold into scientific legitimacy. So who actually proved lucid dreaming? Who was first? And how did we get here? Let’s