Grant Blackwood (born June 7, 1964) is an American thriller writer and ghostwriter from Austin, Minnesota.
[1][2] He wrote the Briggs Tanner series.
He co-authored with Clive Cussler Spartan Gold[3] which reached number 10 on the New York Times Hardcover Fiction Best Sellers list.
[4] Blackwood spent three years as an Operations Specialist and pilot rescue swimmer aboard a guided missile frigate and is a veteran of the United States Navy.
[5]