* Ernest Hemingway: He was famous for his concise and direct style, often relying on "stream of consciousness" techniques, particularly in his early works.
* William Faulkner: His complex narratives and experimental use of time and perspective often seem to flow from a stream of spontaneous ideas.
* James Joyce: His groundbreaking works like "Ulysses" and "Finnegans Wake" heavily utilize stream of consciousness, blurring the lines between thought and narration.
* Jack Kerouac: Known for his "spontaneous prose" style, he famously wrote "On the Road" on a single scroll of paper in a burst of creative energy.
* Stephen King: He has spoken about his fondness for "writing by the seat of his pants," allowing the story to unfold organically as he writes.
It's worth noting that improvisational writing isn't limited to a specific genre or style. Authors across various genres have utilized improvisational techniques to enhance their creative process.