Robert Bonnie, U.S. Department of Agriculture Under Secretary of Farm Production and Conservation, will be a keynote speaker at the annual Land Investment Expo that will be held beginning at 7 a.m. Tuesday, at Hy-Vee Hall, 730 Fourth St. in downtown Des Moines. Bonnie will speak during the morning session. Prior to joining the USDA, Bonnie was at Duke University first as a Rubenstein Fellow and later as an executive in residence at the Nicholas Institute for Environmental Policy Solutions working on conservation and environmental issues in rural America. In 2020, Bonnie also worked with the Bipartisan Policy Center on its Farm and Forest Carbon Solutions Initiative. Bonnie was Under Secretary for Natural Resources and Environment at USDA from 2013 to 2017, and a senior adviser to Secretary Tom Vilsack from 2009 to 2013. For more information about the expo, event speakers or to buy tickets, click here.