Whitney Spivey, the author of the children’s book ‘Goodnight Los Alamos’, will be signing copies of her book at Samizdat Bookstore at 11 a.m., Friday, Dec. 17. Samizdat is part of the Retail Accelerator pop-up shops located at 174 Central Park Square. Owner Jill Lang invites the community to come and have a book signed and browse the amazingly diverse collection of new books for your Christmas list or your own list. Photo by Maire O’Neill/losalamosreporter.com