June 9, 2017 Tribal Fever: Twenty-five years ago this month, smallpox was officialy eradicated for the Indians of the High Plains. It came a century and a half too late. Articles, Lewis & Clark
February 1, 2016 Sergeant Floyd and Me: What the author’s appendicitis taught him about the real world of Lewis & Clark. “We Proceeded On,” February 2006 Articles, Lewis & Clark
February 1, 2015 Smithsonian Associates seminar on Lewis and Clark Articles, Lewis & Clark, News & Events
February 5, 2006 Clark on the Yellowstone: His often neglected reconnaissance of the “Rochejhone” left us a vivid record of a vanished ecosystem Articles, Lewis & Clark
June 9, 2004 A Great Expedition: An explorer’s biographer makes his own wondrous discoveries Articles, Lewis & Clark