Dr. Mitchell Thomashow will discuss and sign copies of his new book, “The Nine Elements of a Sustainable Campus.” The work draws on Thomashow’s experience as past president of Unity College and his recent role as director of the Second Nature Presidential Fellows Program to provide a framework for advancing sustainable living and teaching those principles in a variety of campus environments.

WHEN: 6 p.m. Tuesday

WHERE: Unity College Center for the Performing Arts, 42 Depot St., off Route 202, Unity

HOW MUCH: Free

INFO: [email protected]; 948-3131