Q:Facts: - death place: adventist hospital tacoma park , maryland , usa - period: 1937 -- 1967 - birth name: norman louis knight - death date: 19 april 1972 - genre: science fiction , fantasy - spouse: marie sarah knight -lrb- nee yenn -rrb- 1921 - birth date: 21 september 1895 - name: norman l. knight - nationality: american - birth place: st. joseph , missouri - occupation: chemist , science fiction writer , fantasy writer , Based on these bullet points, write a short biography describing the life of norman l. knight .
A:
norman louis knight -lrb- september 21 , 1895 -- april 19 , 1972 -rrb- was an accomplished chemist and an american author of fantasy and science fiction .