The Eastern Diocese’s Krikor and Clara Zohrab Information Center will welcome Dr. Jonathan Conlin to discuss his book, Mr. Five Percent: The Many Lives of Calouste Gulbenkian, the World’s Richest Man, on Tuesday, Apr. 9, at 7 p.m., in Guild Hall of the Diocesan Center (630 Second Ave., New York). Event co-sponsored with the AGBU. Click on the link (and scroll down) to read more on the Zohrab Center’s website and to view a flyer.