Author Alvin Caldwell
Books by Alvin Caldwell
The below list may not represent a complete list of books by Alvin Caldwell. Rather, these books are what we found while specifically searching for recent novels that fit (at least a little) into a hard science fiction category.
The Threshold Protocol
Release Date: Tuesday, April 1st, 2025
Pages: 22 pages
In a future where neural optimization endangers the brightest minds, a neuroengineer discovers a digital signal that connects consciousness—forcing him to confront a powerful presence that knows him intimately.