http://en.wikipedia.org/wiki/Richard_MarcinkoRichard "Dick" Marcinko (born November 21, 1940), is a former United States Navy SEAL and author. He is of Slovak descent, his grandfather originated from Slovakia. He was the first Commanding Officer of SEAL Team Six and Red Cell. After leaving the Navy he became an author, radio talk show host, military consultant, and motivational speaker.
He FOUNDED Seal Team Six.
http://www.amazon.com/Rogue-Warrior-Mass-Market-Paperback/dp/B003Q87SSU/ref=sr_1_5?ie=UTF8&qid=1304439017&sr=8-5