| 2023 | Elisa Alonso | Physical Scientist, Minerals Intelligence Research, U.S. Geological Survey | "Rare Earth Elements are not the only critical mineral commodities" |
| 2022 | George W. Luxbacher | Deputy Associate Director for Mining, National Institute for Occupational Safety and Health (NIOSH) | "Mining Safety and Health Research for a Rapidly Changing Industry" |
| 2021 | William E. (Bill) Cobb | Vice President and Chief Sustainability Officer, Freeport-McMoRan Americas | “Meeting Escalating Stakeholder Expectations of the Mining Sector” |
| 2020 | |
| 2019 | Chuck Zebula | Executive Vice President, Energy Supply for American Electric Power | “Resources that will Power our Future” |
2018 | Michael C. Murphy | Chief Engineer, Surface Mining & Technology, Caterpillar Inc. | "Digital and Automation - The Step Change in Safety and Productivity for Mining" |
2017 | Aidan Davy | Chief Operating Officer, International Council on Mining and Metals (ICMM) | "The Global Context of Mining: the evolution from mining licence to social license to social contract" |
2016 | J. Thomas Hill | President and Chief Executive Officer, Vulcan Materials Company | "Aggregate Mining - You Can't Live Without Us" |
| 2015 | Corale L. Brierley | Vice President of the National Academy of Engineering and Principal/President of Brierley Consultancy LLC | "Hydrometallurgy’s Global Role In Future Mine Production and Remediation" |
| 2014 | Edward (Ted) L. Doheny II | President & Chief Executive Officer, Joy Global Inc. | "Our Vision for Mining’s Future” |
| 2013 | William A. Fustos | Former Chief Operating Officer at East Resources | “The Marcellus Shale: Economic Boom for Pennsylvania, Energy Security for the U.S.” |
| 2012 | David P. Russ | Regional Executive for the Northeast, U.S. Geological Survey | “Marcellus Shale Gas: Issues and Opportunities” |
| 2011 | John Howard | Director, National Institute for Occupational Safety and Health | “When Economics and Health Clash: The Future Extractive Industries Workforce” |
| 2010 | Frederick D. Palmer | Senior Vice President of Government Relations, Peabody Energy | "Unlocking Coal's Potential for World Energy Solutions" |
| 2009 | Richard T. O'Brien | President and CEO, Newmont Mining Corporation | "Managing for Value in the Current Precious Metals Environment" |
| 2008 | J. Brett Harvey | President and Chief Executive Officer of CONSOL Energy Inc | "Reclaiming the High Ground on Safety" |
| 2007 | Steven B. Hinchman | Senior Vice-President, Worldwide Production, Marathon Oil Corporation | "The Global Energy Landscape - A Point of View" |
| 2006 | Sam E. Jonah | Non-Executive President, AngloGold Ashanti Ltd. | "Mining Investment in Africa: Opportunities, Prospects and Challenges" |
| 2005 | Barbara Filas | President, Knight Piésold and Co. | "Sustainability: The Human Component of Natural Resource Development" |
| 2004 | David A. Lauriski | Assistant Secretary of Labor, Mine Safety and Health Administration, U.S. Department of Labor | "Creating a Culture of Compliance" |
| 2003 | Stanley C. Suboleski | Executive Vice President and Chief Operating Officer, Massey Energy Corporation | "Tales of Two Coals" |
| 2002 | Richard M. Whiting | President and Chief Operating Officer, Peabody Energy | "Coal - The Energy Constant" |
| 2001 | Thomas J. O'Neil | President and Chief Operating Officer at Cleveland-Cliffs, Inc. | "Lessons Learned in Mining or Why Mining Isn't Anywhere Near 'Dead'" |
| 2000 | Thomas V. Falkie | Chairman of the Board, Berwind Natural Resources Corporation | "An Assessment of the Mining Industry at the Turn of the Century" |
| 1999 | Richard L. Lawson | President, National Mining Association | "Climate and Other Changes: Politics, Policy, Technology and Mining" |
| 1998 | E. Linn Draper, Jr. | Chairman of the Board, President and Chief Executive Officer, American Electric Power | "The New Age of Electric Energy" |
| 1997 | John T. Ryan III | Chairman and Chief Executive Officer, Mine Safety Appliances Company | "Business in the 90's: A Contrarian View" |
| 1996 | Milton H. Ward | Chairman, President, and Chief Executive Officer, Cyprus Amax Minerals Company | "Mining in the Twenty-First Century - Who, How and Where?" |
| 1995 | H. Douglas Dahl | President and Chief Operating Officer, Drummond Company, Inc. | "Labor, Management, Productivity, and Coal: A Cocktail for 2000?" |
| 1994 | Jay S. Pifer | President, West Penn Power Company | "Is Coal's Crown Tarnished" |
| 1993 | Victor G. Beghini | Vice Chairman-Marathon Group, USX Corporation and President, Marathon Oil Company | "Energy and Public Policy - Servant or Master?" |
| 1992 | B. R. Brown | Chairman of the Board, President, and Chief Executive Officer, Consolidation Coal Company | "The Quality Challenge" |
