Who is Ron from Sudden Fiction International: Sixty Short-short Stories and what is their importance?

Ron is a man who loves to fish, and in Lost Keys he goes regularly with his friend, the narrator of the story. Ron does not make small talk or fish haphazardly. He always catches his limit. As time goes one, either through a degenerative disorder or through simple age, Ron begins to lose hold on information. One day during a fishing expedition, he loses his keys for over an hour when he is just sitting on them. He is distraught and hates himself. It is the last time he goes fishing.