Emerson “Tad” Baker, history professor and author of the book “A Storm of Witchcraft: The Salem Trials and the American Experience,” will lead a talk on the Salem witch trials and their connections to Casco Bay and the Maine frontier. Emerson will have signed copies of his latest book for sale after the lecture.

WHEN: 1:30 p.m. Saturday

WHERE: Wishcamper Center Room 102, University of Southern Maine, 96 Falmouth St., Portland

HOW MUCH: Free, but donations appreciated to benefit Spirits Alive of Eastern Cemetery.

INFO: Diane Brakeley at [email protected]; spiritsalive.org