reporter elaine cojano spoke to them at the international spy museum in washington, d.c. >> reporter:t does it take to be a successful spy? >> my name is oleg colugan and i'm a former kgb officer in the intelligence service. >> reporter: what colugan ought to know during the cold war he was the face of the enemy recruiting americans to work as spies for the kgb in a world that knowledge was and is the ultimate power. >> you can have them, you can manipulate, you can destroy. you can misguide, you can do any damage because you are superior in your knowledge. >> reporter: colugan belongs to a a spy and will not talk. they are now sharing their insight as board members for the new international spy museum. >> you have to be a knowledgeable, loyal, dedicated man who would simply sacrifice his life if necessary for the protection of his country and his people. >> reporter: information and a first of its kind public peak at a shadowy world of spies. >> reporter david ensore visited that same museum and looked at some of the tools of the spy trade. >> historian keith melton collected some of