2017R. Anthony Rolle
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2016Matthew R. Della Sala and Robert C. Knoeppel
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2015
Lisa Driscoll, Robert Knoeppel, Mathew Della Sala, and Jim Watson
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2014Robert C Knoeppel and Matthew R. Della Sala
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2013
Marilyn Hirth and Edward Eiler
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2012
Nicola Alexander
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