Leon Charney

Leon Charney (1938 – 22 March 2016) was an American real estate tycoon, author, philanthropist, political pundit, media personality and Jewish cantor. He lived in Manhattan in New York City. In March 2012, "Forbes" listed Charney as #353 among the wealthiest Americans.
In 1979, Charney played an important role as the unofficial adviser to former U.S. President Jimmy Carter, most well known for his behind-the-scenes role in the Camp David Accords which created the first comprehensive peace between Israel and Egypt in 1978 and 1979.
Charney died on March 21, 2016 at the age of 77.