Brox, author of “Brilliant: The Evolution of Artificial Light,” will be speaking as part of the Portland Public Library’s Brown Bag Lecture series. The book was named one of Time magazine’s top 5 nonfiction books of 2010.

WHEN: Noon to 1 p.m. Wednesday

WHERE: Portland Public Library, 5 Monument Square, Portland

HOW MUCH: Free

INFO: 871-1700; Portlandlibrary.com