Who wrote the short story 'The People Before'?
The author, Maurice Shadbolt (1932-2004), is a New Zealander; he has published a number of short stories, and worked as a film director.
Many people write short stories. Some famous short story writers are Edgar Allen Poe ("Cast of Amontillado"), Saki ("The Interlopers"), and James Hurst ("The Scarlet Ibis"). Of course, tehre are many more short story authors than that. You could easily be a short story author. Anyone can write them, because they are simply little books.