“One meta-analysis, published in 2013, found that 7.2 percent of the general population has experienced hallucinations or delusions; another study in 2015 put the figure at 5.8 percent. A third of the people counted in the latter study only had one episode, while others had more persistent symptoms.”

“One meta-analysis, published in 2013, found that 7.2 percent of the general population has experienced hallucinations or delusions; another study in 2015 put the figure at 5.8 percent. A third of the people counted in the latter study only had one episode, while others had more persistent symptoms.”

— Robert Kolker