Lisa Gilbert, associate professor of geosciences, will present the fifth talk in the annual Williams College Faculty Lecture series at 4:15 p.m. Thursday, March 20, in Wege Auditorium, Thompson Chemistry.

In her lecture titled "Adventures in the Deep Sea: Rocks Younger than You," Gilbert will discuss the interaction between volcanoes and seawater. She teaches marine science at Williams-Mystic, the Maritime Studies Program of Williams College and Mystic Seaport.

The event is free and open to the public. A reception will follow in Schow atrium.