HAVE you ever considered what sustainability means? Locals are invited to hear Kurt Tillett speak on the topic, and about a local social responsibility and sustainability initiative. Mr Tillett will speak at the Uniting Church (The Church in the Trees) on Stockton Street, Morisset, on Monday, December 11, from 5.30pm to 7pm. The talk has been organised by Morisset and Peninsula Sustainable Neighbourhood Group. RSVP to MAPS.Neighbourhood@gmail.com.