For the past 30 years Kathryn has been a consulting paleoethnobotanist, specializing in analysis and identification of plant remains from mid-latitude archaeological sites. She has collaborated frequently on grant-funded research as well as cultural resource management projects, preparing numerous technical reports and scholarly papers for publication. Her analyses of botanical materials from Mississippian temple mound and habitation sites associated with the Richland Complex in southwest Illinois is ongoing. Research with botanical remains from Kincaid Mounds, a palisaded Mississippian town in the lower Ohio Valley, also continues. Other recent projects of some complexity have included large multi-component sites in northern Alabama and southwest Michigan, as well as various loci within the Cahokia Mound complex.