Pharmacy, Natural & Health Sciences

Environmental Studies - Faculty

Suzanne Beyeler

Suzanne C. Beyeler, Ph.D.

Associate Professor of Biology
Environmental Studies Program Director
Chair, Dr. R. Emerson and Evelyn 
Niswander Department of Biology
Office:   Science Center 213
Phone:  (260) 982-5507
At Manchester since: 2016
Education:  Goshen College, 1995 (B.A.); Miami University, 2000 (M.A.); University of Illinois at Urbana-Champaign, 2009 (Ph.D.)
Graduate research area: Factors Affecting Songbird Richness, Density, and Nest Survival in Riparian Forests in a Midwestern Agricultural Landscape.
Courses taught: Principles of Biology, Invertebrate Zoology, Environmental Science, Introduction to Environmental Studies, Limnology, Ornithology, Ecology, GIS.
Current research interests: using ecological indicators to improve our understanding of how ecological threats degrade environmental integrity, identifying methods for incorporating spatial and temporal scalability into models of habitat connectivity and ecosystem resiliency, and evaluating how exotic invasive species influence patterns of native biodiversity.
Memberships & Affiliations: Ecological Society of America, Association for Environmental Studies and Sciences, Society for Conservation Biology, Indiana Academy of Science, National Audubon Society,  

Aron Costello Harris

Aron K. Costello-Harris, Ph.D.

Associate Professor of Biology
Office:  Science Center 215
Phone:  (260) 982-5308
At Manchester since:  Fall 2010
Education:  Indiana University of Pennsylvania, 2002 (B.S.); Indiana University of Pennsylvania, 2005 (M.S.); Miami University, Oxford, OH, 2010 (Ph.D. Zoology)
Graduate research area: Female characteristics that influence male mate preference in house mice (Mus musculus).
Courses taught: Principles of Biology II, Fundamentals of Human Physiology, Comparative Vertebrate Anatomy, and Vertebrate Physiology.
Current research interests: influence of physical quality on mate choice by males and females, altruism and kin selection theory, dominance rank/social status, predator detection and avoidance, maternal behavior, and behavioral trade-offs.


Michael C. Rotter, Ph.D.

 Visiting Assistant Professor of Biology

Office:  Science Center 212
Phone:  (260) 982-5309
At Manchester since:  2019
Education:  Northern Michigan University, 2008 (B.S. Botany); Northern Michigan University, 2014 (M.S. Biology); Northern Arizona University, 2019 (Ph.D. Biology)
Graduate research area: Evolution of herbivore defense traits in non-native plants
Courses taught: Principles of Biology I & II, Vascular Plant Systematics, Introduction to Environmental Studies
Current research interests: Evolutionary ecology, Plant-animal interactions, and Chemical ecology.
Memberships & Affiliations:  Michigan Botanical Club, Arizona Native Plant Society, Entomological Society of America, and The Lepidopterist Society

Kristen Short

Kristen H. Short, Ph.D.

Associate Professor of Biology
Office:  Science Center 216
Phone:  (260) 982-5183
At Manchester since:  2011
Education:  Miami University, 2004 (B.S.); University of Cincinnati, 2010 (M.S.); University of Cincinnati, 2010 (Ph.D.)
Graduate research area: Population genetics of invasive geckos (Hemidactylus mabouia) during range expansion in Florida.
Courses taught: Principles of Biology, Introduction to Molecular Biology, DNA Science and General Biology.
Current research interests: landscape genetics, nonequilibrium genetic patterns, molecular ecology, dynamics of range expansion, urban ecology, invasive species behavior.
Memberships & Affiliations:  Indiana Academy of Science