On Director's Cut, Geo-Institute Director Brad Keelor interviews G-I members about anything and everything. You might hear about their favorite geotechnical project, their favorite music, or their favorite pie. In Episode 13 of Season 2, Brad speaks with Tim Stark of the University of Illinois! The Geo-Institute is a technical society with about 12,000 geotechnical engineers and geologists as members. Find out more or join at geoinstitute.org. Music in this episode: Chicago - 25 or 6 to 4. From the 1970 album Chicago.