The 2012 Ralph B Peck Lecture was delivered at Geo-Congress 2012 in Oakland, CA on March 27, 2012. The 2012 Peck Lecturer was Craig Benson of the University of Wisconsin-Madison. His lecture title was "Bentonite Barriers for Geoenvironmental Containment: Lessons Learned from Full-Scale Applications." The Peck Award was established in 1999 by the Geo-Institute of the Society in honor of Ralph B. Peck, Dist.M.ASCE. Funds to support this award were donated by the Geoprofessional Business Association (GBA, formerly ASFE). The award is presented for outstanding contributions to the geotechnical engineering profession through the publication of a thoughtful, carefully researched case history or histories, or the publication of recommended practices or design methodologies based on the evaluati Show more