 Ark's discovery of Victor Hamilton, a former NSA cryptologist being held in a psychiatric prison hospital under another name in the Soviet Union, was world news.Because of this case and others in which she became involved, Mesinai was able to establish that anonymous foreign prisoners or dual nationals were still being held in asylums and psychiatric facilities throughout the former Soviet Union.Ark also worked with the families of American pilots lost in Cold War shoot-downs, leading to extensive media coverage through the NBC News Moscow Bureau, as well as a prize-winning article in "U.S. News & World Report", in which Mesinai spoke of the Soviets' “policy of denial.” .”

In 1994, at the invitation of Wallenberg’s half-brother, Dr.