A native of Salt Lake City, Peter Gibbs graduated from the University of Utah with a BA in physics and a PhD in mechanical engineering. He worked for Hercules Aerospace designing solid propellant rocket motors. His passion is mountain climbing and exploring caves all over the world, and guiding white-water rafting. Peter fly fishes intensely, concentrating on Railroad Ranch and the Henry's Fork of the Snake River areas. Other writing includes the first book of this series, Murder at Henry's Fork, Off Track in Columbia, which fictionalizes a real mountain climbing trip fraught with drug runners and dishonest government agents as well as the final chapter of Matt Leidecker's book Impassible Canyon.