This entry was published at least two years ago (originally posted on March 15, 2019). Since that time the information may have become outdated or my beliefs may have changed (in general, assume a more open and liberal current viewpoint). A fuller disclaimer is available.
Book twenty-four of 2019: The Demolished Man, by Alfred Bester. ⭐️⭐️⭐️⭐️ 1953 Hugo Best Novel
Psychic police are now something of an SF trope, but this was apparently one of the first to use this idea, and its implementation (both in plot and typography) is still effective.