The ABSH herbarium and the personal liverwort collections of R. Stotler & B. Crandall-Stotler are moved to the Field Museum of Natural History, Chicago (F).
Missouri Botanical Garden (December 8, 2010) at work on a new species.
Chicago Meeting (May 26 to May 29, 2009) of ELPT (Early Land Plants Today - Uniting Taxonomy, Nomenclature, & Geography) at The Field Museum, Chicago, U.S.A.
Studies in the United Kingdom (April 14-20, 2009).
ABLS Annual Meeting: Field Observations at The Forest of Nisene Marks State Park, Santa Cruz County, California (Sunday, July 13, 2008)
Studies in Switzerland and Portugal (May 8-15, 2008)
Field Observations of Southern Illinois bryophytes, Univ. of IL at Chicago. (June 8, 2006)
Study in the UK and IRELAND (April 21-23, 2006)
Studies at the "Muséum National d'Histoire Naturelle", Paris (April 26, 2006)