The Geo-Legends series features our most eminent members. In episode 1 of season 6, Bob Gilbert interviews Mark Randolph! Mark was the 43rd Rankine Lecturer in 2003, and has won numerous other awards throughout his career. He talks about everything from his time at BRE with John Burland, moving to Australia, hiking (and climbing Kilimanjaro), and so much more! This interview was recorded in Microsoft Teams on December 16, 2025. 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: Van Halen - Right Now. From the 1991 single. #geotechnicalengineering #geotech #civilengineering #geolegends