George Seielstad presents public lecture Oct. 23 George Seielstad, director of Northern Great Plains Center for People and the Environment at UND, will conduct a free public lecture at 4 p.m. Thursday, Oct. 23, in the Memorial Union Lecture Bowl. The lecture is titled “Nature’s Experiment with Humans, Human’s Experiment with Nature.” Seielstad’s lecture explains how we can use our extraordinary cleverness and our newfound understanding of the consequences of our actions to move to a lifestyle that can be sustained. The lecture is part of the Benediktson Lecture Series, which is named after UND alumnus Oliver Benediktson who endowed a Chair of Astrophysics. Dr. Seielstad is presenting public lectures on the wonders of science in appreciation for being the first recipient of the Benediktson Chair. Refreshments will be served prior to the lecture at 3:30 p.m. The lecture will also be webcast live at HYPERLINK "http://www.umac.org" www.umac.org. for those who are unable to be attend.