“Wall of Crystal, Eye of Night,” Algis Budrys, 1961 – A businessman becomes locked in deadly psychological combat with a rival for control of the “EmpaVid.” At the same time, he’s tracked by an insurance man whose emotions have been removed to prevent temptation from interfering with the job.
Comments: Frederik Pohl’s reflections on Budrys and the origin of the story’s title at The Way the Future Blogs.
Author: Wikipedia: “Algis Budrys (January 9, 1931 – June 9, 2008) was a Lithuanian-American science fiction author, editor, and critic. He was also known under the pen names ‘Frank Mason,’ ‘Alger Rome,’ ‘John A. Sentry,’ ‘William Scarff,’ and ‘Paul Janvier.'”