A.L. Waddington: 6:30 p.m., Brownsburg Public Library, 450 S. Jefferson St., Brownsburg. Young adult author Waddington will talk about her new novel, "Essence," the first in a series. Copies of the book will be available for purchase and signing. Registration required. Call (317) 852-3167 or visit www.brownsburg.lib.in.us.