National Wildlife Health Center

...advancing wildlife and ecosystem health

Image of Dan Grear

Daniel A Grear

Title: Wildlife Epidemiologist
Phone: 608-270-2478
Email: dgrear@usgs.gov

Education and/or Training

B.S. 2002 University of Wisconsin Wildlife Ecology
M.S. 2006 University of Wisconsin Wildlife Ecology
Ph.D. 2011 Pennsylvania State University Ecology

Areas of Specialization and or Research Interests

Epidemiology
Disease Dynamics
Network and Graph Theory
Population Dynamics
Wildlife-Livestock Interaction and Transboundary Diseases

Professional Experience

2015 - Present Wildlife Epidemiologist, U.S. Geological Survey, National Wildlife Health Center, Madison WI
2013 - 2015 Ecologist, U.S. Department of Agriculture, Veterinary Services, Center for Epidemiology and Animal Health, Fort Collins, CO
2011 - 2014 Post-Doctoral Researcher, Colorado State University

Professional Activities and/or Memberships

Member of the Ecological Society of America
Member of the Wildlife Society

Selected Publications

2015 Pepin KM, CB Leach, C Marques-Toledo, KH Laass, KS Paixao, AD Luis, DTS Hayman, NG Johnson, MG Buhnerkempe, S Carver, DA Grear, K Tsao, AE Eiras, and CT Webb. Utility of mosquito surveillance data for spatial prioritization of vector control against dengue viruses in three Brazilian cities. Parasites and Vectors, 8, 98.

2014 Tsao K, S Robbe-Austerman, RS Miller, K Portacci, DA Grear, and CT Webb. Sources of bovine tuberculosis in the United States. Infection, Genetics, and Evolution. 114, 201-212.

2014 Luong LT, DA Grear, and PJ Hudson. Manipulation of host-resource dynamics impacts transmission of trophically transmitted parasites. International Journal for Parasitology, 44, 737-742.

2014 Grear DA, J Kaneene, J Averill, and CT Webb. Local cattle movements in response to ongoing bovine TB zonation and regulations. Preventive Veterinary Medicine, 114, 201-212.

2014 Buhnerkempe MG, MJ Tildesley, T Lindström, DA Grear, RS Miller, K Portacci, M Keeling, U Wennergren, and CT Webb. The impact of movements and animal density on continental scale cattle disease outbreaks in the United States. PLoS one, e91724.

2013 Grear DA, LT Luong, and PJ Hudson. Network transmission inference: host behavior and parasite life-cycle make social networks meaningful in disease ecology, Ecological Applications, 23, 1906-1914.

2013 Lindström T, DA Grear, MG Buhnerkempe, CT Webb, RS Miller, K Portacci, and U Wennergren. Bayesian approach for modeling cattle movements in the United States: scaling up a partially observed network. PLoS ONE,8, e53432. doi:10.1371/journal.pone.0053432

2012 Grear DA, LT Luong, and PJ Husdon. Sex-biased transmission of a complex life-cycle parasite: why males matter. Oikos, 121, 1446-1453. doi: 10.1111/j.1600-0706.2012.20358.x

2010 Grear DA, MD Samuel, K Scribner, BV Weckworth, and JA Langenberg. Influence of genetic relatedness and spatial proximity on CWD transmission among female white-tailed deer. Journal of Applied Ecology, 47, 532-540.

2009 Grear DA, SE Perkins, and PJ Hudson. Does elevated testosterone result in increased exposure and transmission of parasites? Ecology Letters, 12, 528-537. (This paper has been designated a Faculty of 1000 “Must Read” factor 8)

2006 Grear DA, MD Samuel, JA Langenberg, and D Keane. Demographic patterns of CWD prevalence and harvest vulnerability of CWD infected white-tailed deer in Wisconsin. Journal of Wildlife Management, 70, 546-553.

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