Paul LeClerc and Judith Ginsberg

Paul LeClerc and Judith Ginsberg

Amanda Gordon/Bloomberg

The president of the New York Public Library, Paul LeClerc, with his wife, the executive director of the Nash Family Foundation, Judith Ginsberg, at the Metropolitan Opera gala. LeClerc, who is retiring from the library in six months, is planning to write a dual biography of Louis XV and the king's lover Madame de Pompadour.