No purchase necessary. Open only to residents of the 50 United States and D.C. who are age 18 or older and of the legal age of majority. All entrants must be employed full-time as librarians in a school library or public library in the United States. Entry period begins at 3:45pm Central Time (PT) / 4:45pm Eastern Time (ET) on 1/28/2023 and ends at 2:00pm Pacific Time (PT) / 5:00pm Eastern Time (ET) on 2/8/2023. Void where prohibited. Sponsored by Macmillan Publishers, 120 Broadway, NY, NY 10271.