Dr. Carla Hayden & Dr. Muhannad Salhi at the USA Pavilion

“As Librarian of Congress, I authorized the loan – the first loan ever – of an item that’s considered a national treasure to a World Expo.” The #USAPavilion was honored to welcome Dr. Carla Hayden, the first American woman librarian and the 14th Librarian of Congress, and Dr. Muhannad Salhi, Arab World specialist.