Robert Cummer
Author & Engineer
I write truth-based fiction and practical guides shaped by thirty years in industrial automation.
As Featured In
WNEM TV5 — Saginaw, MI
Robert Cummer discusses Dark Recipe & why he started writing · Feb 20, 2026 · 4:00 PM
Watch the Interview →Midland Daily News
“Channels expertise, adversity into debut thriller” · Dan Chalk · Jan 1, 2026
Read the Article →My Work
Knox Ramsey Thrillers
Cyber espionage, geopolitics, and modern warfare.
Dark Recipe Available
The Dunlap Family Saga
Four generations from frontier survival to industrial empire.
Read Free Online
Jackson Dahl PI
Some cases don't close. They just go cold.
Case File Open
Work the Problem
A memoir of open-heart surgery and finding purpose on the other side.
Available Now
Boots on the Ground
Practical troubleshooting guides for field technicians.
Pre-Order Now
Molly's Grape & Citrus
COO & CTO leading digital transformation in premium produce.
Day Job