Bo Hjalmar Bergman (6 October 1869 – 17 November 1967) was a Swedish writer, literary critic and member of the Swedish Academy, sitting in Seat 12 from 1925 until his death. His works form the inspiration for works by several major Swedish composers, including: Wilhelm Stenhammar, Ture Rangström, and Karin Rehnqvist. Bergman was born and died in Stockholm, where he spent his entire working life as a postal official, retiring in 1933. He started writing poetry whilst working for the Swedish postal service, his first poetry anthology, Marionettema, was published in 1903.
https://en.wikipedia.org/wiki/Bo_Bergman