Edward J. Blum and Paul Harvey, authors of The Color of Christ: The Son of God and the Saga of Race in America, read from and discuss their book at the Newberry Library, 60 W. Walton St., tonight at 6pm. Free.
Built In Chicago holds its monthly Launch event tonight at Rockit Bar & Grill, 22 W. Hubbard St., from 6 to 9pm. Meet the founders of SeatSync, Arc Mobile, Stock Manufacturing Co. and Review Trackers and learn about the companies while you mingle with investors and other tech industry folks. Admission is $15 in advance, $20 at the door (if tickets remain). 21+
Overflow Coffee Bar, 1550 S. State St., screens The Economics of Happiness, a documentary about the worldwide movement for localization, tonight at 7pm. A post-film discussion will be led by Local First Chicago. Free, but donations accepted and reservations recommended; reserve your seat here.