AMANDA FEILDING put on her old white party frock, cut the hair away from her forehead and drilled a hole through the front of her skull. It was 1970, and 27-year-old Feilding had spent four years ...

After the first wave of psychedelic science came to an end, Feilding encouraged researchers to give psychedelics another look, and played a role in their current return to the mainstream (though ...