From the Mixed-Up Files of Mrs. Basil E. Frankweiler

Elaine Lobl Konigsburg (February 10, 1930 – April 19, 2013) was an American writer and illustrator of children's books and young adult fiction. She is one of seven writers to win two Newbery Medals, the venerable American Library Association award for the year's "most distinguished contribution to American children's literature, and the only author to win the medal and receive an honor in the same year" Konigsburg submitted her first two manuscripts to editor Jean Karl at Atheneum Publishers in 1966, and both were published in 1967: Jennifer, Hecate, Macbeth, William McKinley, and Me, Elizabeth and From the Mixed-Up Files of Mrs. Basil E. Frankweiler. From the Mixed-Up Files of Mrs. Basil E. Frankweiler won the 1968 Newbery Medal, and Jennifer, Hecate, Macbeth, William McKinley, and Me, Elizabeth was listed as a runner-up in the same year, making Konigsburg the only author to win the Newbery Medal and have another book listed as runner-up in the same year.