Ellen V. Libretto, 66, died May 4 after a brief illness. After holding managerial positions in New York City libraries, coordinating Young Adult services, LiBrertto she joined Random House as library marketing manager for Ballantine Books, where she worked with such authors as Ray Bradbury, Elizabeth Berg, Anne Perry, and Colin Powell. After leaving Random House, she consulted on library marketing for several independent publishers.
As an author, she wrote the YA nonfiction book The General Slocum Ferryboat Fire of 1904, as well as books in the library field including New Directions for Young Adult Services and the much-referenced High/Low Handbook: Best Books and Web Sites for Reluctant Teen Readers.