Frederik Pohl was a renowned science fiction writer, best known for his novel 'The Space Merchants' and his short story 'The Tunnel Under the World'. He was a founding member of the Futurians, a group of science fiction writers and fans in the 1930s. Pohl was also an editor and anthologist, and he won numerous awards for his work, including the Hugo Award, the Nebula Award, and the John W. Campbell Memorial Award.