He contributed to the magazine Astounding Stories of Super-Science.
[1] He died in a fishing accident, according to a letter written by his son.
[2] His most notable work, the novelette "Cat and Mouse," was a finalist for the Hugo Award for Best Short Story in 1960.
[3] The story concerns a protagonist Ed Brown in Alaska as he discovers an alien civilization among wooded mountains.
Another novelette, of 1958, "Business As Usual During Alterations," has been cited many times.