Guitarist singer and harmonica player Roky Erickson was one of the pioneers of Psychedelic Rock with his band 13th Floor Elevators in the 1960s After being diagnosed with a serious case of schizophrenia Erickson spent years in mental institutions but continued to make music As the nineties began especially among musicians from the alternative rock sector to form a growing fan base to this day These include such diverse bands as REM Okkervil River or Kasabian a testament to Ericksons great influence on todays rock scene Since 2008 Erickson is back on stage and brought in 2010 with Okkervil River as a backing band on his album True Love Cast Out All Evil out