How Susannah Cahalan's 'Brain on Fire' memoir has saved lives
In 2009, Susannah Cahalan then a Sunday reporter at The Post wrote about her mysterious lost month of madness. After a spate of numbness, sleeplessness, wild mood swings,psychosis andseizures, she spenta monthin the hospital,misdiagnosedwith serious mental illness, before doctors discovered shewas the 217thperson in the world to be diagnosed withanewly discoveredbrain disease: autoimmune encephalitis.