Noon. Robert Wallace, former head of the CIA's Office of Technical Services, discusses and signs Spycraft: The Secret History of the CIA's Spytechs, from Communism to al-Qaeda (written with H. Keith Melton) at the National Archives, Jefferson Room, 700 Pennsylvania Ave. NW, 202-357-5000.
12:30 P.M. Steve Fainaru, a foreign correspondent for The Washington Post, discusses and signs Big Boy Rules: America's Mercenaries Fighting in Iraq at Borders Books-Downtown, 18th & L Sts. NW, 202-466-4999.
7:30 P.M. David Baldacci reads from and signs his new Camel Club thriller, Divine Justice, at Borders Books-Baileys Crossroads, Route 7 at Columbia Pike, Baileys Crossroads, Va., 703-998-0404. He will also read on Friday, Dec. 5, at 6 p.m. at Boxwood Winery, 16 E. Washington St., Middleburg, Va. in an event co-sponsored by Books & Crannies (call 540-687-6677 for details), and again on Saturday, Dec. 6, at 2 p.m. at Barnes & Noble-Tysons Corner Center, 1961 Chain Bridge Rd., McLean, Va., 703-506-2937.
8 P.M. Peter Ho Davies, author of the novels Equal Love and The Welsh Girl, joins Cynthia Ozick, author of the novel Heir to the Glimmering World and, most recently, the short fiction collection Dictation: Four Quartets, for the annual PEN/Malamud Award Memorial Reading at the Folger Shakespeare Library. A reception and book signing follow. Tickets are $15; for details and to RSVP, call 202-544-7077 or visit http:/
1:30 P.M. Local children's author Laura Krause Melmed reads from and discusses her new holiday picture book, Hurry! Hurry! Have You Heard?, at Aladdin's Lamp Children's Books, 2499 N. Harrison St., Arlington, Va. Call 703-241-8281 to RSVP.