* Winfree lab postdocs and graduate students


*Genung, M A, J Fox, NM Williams, C Kremen, J Ascher, J Gibbs, R Winfree.  The relative importance of pollinator abundance and species richness for the temporal variance of pollination services. Ecology, accepted.

Lichtenburg, E M and 63 others including R Winfee and *F Benjamin. A global synthesis of the effects of diversified farming systems on arthropod diversity within fields and across agricultural landscapes. Global Change Biology, accepted.

*Griffin, S R, *B Bruninga-Socolar, M A Kerr, J Gibbs, and R Winfree. 2017. Wild bee community change over a 26-year chronosequence of restored tallgrass prairie. Restoration Ecology. doi: 10.1111/rec.12481 pdf


Rader, R, I Bartomeus, L A Garibaldi, M P D Garratt, B Howlett, R Winfree, and 46 other authors including *S Griffin. 2016.  Non-bee insects are important contributors to global crop pollination. PNAS 113:146-151. pdf featured by Nature as a research highlight

*†MacLeod, M, *†M A Genung, J Ascher, R Winfree. Measuring partner choice in plant–pollinator networks: Using null models to separate rewiring and fidelity from chance. Ecology 97:2925-2931. † – authors contributed equally pdf

*Bruninga-Socolar, B, E Crone, and R Winfree. 2016. The role of floral density in determining bee foraging behavior: a natural experiment. Natural Areas Journal 36:392-399. pdf

*Cariveau, D, *G Nayak, *I Bartomeus, *J Zientek, J Ascher, J Gibbs, and R Winfree. 2016. The allometry of bee proboscis length and its uses in ecology. PLoS ONE 11:3 e0151482. pdf


Winfree, R, J Fox, N Williams, *J Reilly, and *D Cariveau. 2015. Abundance of common species, not species richness, drives delivery of a real-world ecosystem service. Ecology Letters 18:626-635. pdf featured by Nature as a research highlight

Kleijn, D, R Winfree, I Bartomeus, and 56 other authors including *F Benjamin, *D Cariveau. Delivery of crop pollination services is an insufficient argument for wild pollinator conservation. Nature Communications 6:7414 pdf featured in The Washington Post, The Guardian, LA Times, The Independent, Wired, Quartz, Conservation Magazine and Science Daily. Featured in the ‘12 Months in Ecology‘ Lecture at the British Ecological Society’s Annual Meeting.

*Harrison, T, and R Winfree. 2015. Urban drivers of plant-pollinator interactions. Functional Ecology 29:879-888. pdf

*Cariveau, D, and R Winfree. 2015. Causes of variation in wild bee responses to anthropogenic drivers. Current Opinion in Insect Science 10:104-109 pdf

Winfree, R, *M MacLeod, *T Harrison, D P Cariveau. 2015. Conserving and restoring mutualisms, pages 268-283 in Mutualism, J. Bronstein, Editor. Oxford University Press: Oxford.


GaribaldiEtAl2014_Frontiers_cover-page-001Winfree, R, J Dushoff, N Williams, and C Kremen. 2014. Species abundance, not diet breadth, drives the persistence of the most linked pollinators as plant-pollinator networks disassemble. American Naturalist 183: 600-611 pdf

*Cariveau, D P, J E Powell, H Koche, R Winfree, and N A Moran. 2014. Variation in gut microbial communities and its association with pathogen infection in wild bumble bees (Bombus). ISME Journal 8: 2369-2379 pdf

*Benjamin, F E, *J R Reilly and R Winfree. 2014. Pollinator body size mediates the scale at which land use drives crop pollination services. J Applied Ecology 51: 440-449 pdf

Garibaldi, L A, L G Carvalheiro, S D Leonhardt, M A Aizen, B R Blaauw, R Isaacs, M Kuhlmann, D Kleijn, A M Klein, C Kremen, L Morandin, J Scheper, and R Winfree. 2014. From research to action: practices to enhance crop yield through wild pollinators. Frontiers in Ecology and the Environment 12: 439-447 pdf

*Benjamin, F E, and R Winfree. 2014. Lack of pollinators limits fruit production in commercial blueberry (Vaccinium corymbosum). Environmental Entomology 43: 1574-1583. pdf


*Bartomeus, I, J Ascher, J Gibbs, B Danforth, D Wagner, S Hedtke, and R Winfree. 2013. Historical changes in northeastern US bee pollinators related to shared ecological traits. PNAS 110: 4656-4660 pdf

Garibaldi, L, I Steffan-Dewenter, R Winfree, and 44 other authors including *I Bartomeus, *D Cariveau, and *F Benjamin. 2013. Wild pollinators enhance fruit set of crops regardless of honey bee abundance. Science 339: 1608-1611 pdf

R Winfree. 2013. Invited View: Global environmental change, biodiversity, and ecosystem services: what can we learn from studies of pollination? Basic and Applied Ecology 14: 453-460 pdf

*Cariveau, D, N M Williams, *F Benjamin, and R Winfree. 2013. Response diversity to land use occurs but does not consistently stabilize ecosystem services provided by native pollinators. Ecology Letters 16: 903-911 pdf

Kennedy, C, E Lonsdorf, M C Neel, N M Williams, T H Ricketts, R Winfree, and 22 other authors including *D Cariveau. 2013. A global quantitative synthesis of local and landscape effects on native bee pollinators in heterogeneous agricultural systems. Ecology Letters 16: 584-599 pdf

*Rader, R, *J Reilly, *I Bartomeus, and R Winfree. 2013. Native bees buffer the negative impact of climate warming on honey bee pollination of watermelon crops. Global Change Biology 19: 3103-3110 pdf

*Bartomeus, I, M Park, J Gibbs, B Danforth, A Lasko, and R Winfree. 2013. Biodiversity ensures plant-pollinator phenological synchrony against climate change. Ecology Letters 16: 1331-1338 pdf

Williams, N M and R Winfree. 2013. Local habitat characteristics but not landscape urbanization drive pollinator visitation and native plant pollination in forest remnants. Biological Conservation 160: 10-18 pdf

*Bartomeus, I and R Winfree. 2013. Pollinator declines: reconciling scales and implications for ecosystem services. F1000 Research 2: 146 (correspondence) pdf


Mandelik, Y, R Winfree, T Neeson and C Kremen. Complementary habitat use by wild bees in agro-natural landscapes. Ecological Applications 22: 1535-1546 pdf


*Bartomeus, I, J Ascher, S Colla, B Danforth, S Kornbluth, and R. Winfree. 2011. Climate-associated phenological advances in bee pollinators and bee-pollinated plants. PNAS 108:20645-20649. pdf

R Winfree, B Gross and C Kremen. 2011. Valuing pollination services to agriculture. Ecological Economics 71: 80-88. pdf

Garibaldi, L, I Steffan-Dewenter, C Kremen, J Morales, R Bommarco, S Cunningham, L Carvalheiro, N Chacoff, J Dudenhöffer, S Greenleaf, A Holzschuh, R Isaacs, K Krewenka, Y Mandelik, M Mayfield, L Morandin, S Potts, T Ricketts, H Szentgyörgyi, C Westphal, R Winfree, A Klein (authors Carvalheiro-Winfree contributed equally and listed alphabetically), 2011. Stability of pollination services decreases with isolation from natural areas despite frequent honey bee visits. Ecology Letters 14: 1062-1072 pdf

*Bartomeus, I and R Winfree. 2011. The Circe principle: Are pollinator waylaid by attractive habitats? Current Biology 21:652-654. pdf

Winfree, R, *I Bartomeus, and *D Cariveau. 2011. Native pollinators in anthropogenic habitats. Annual Review of Ecology, Evolution and Systematics 42:1-22. pdf

Williams, N M, *D Cariveau, *R Winfree and C Kremen. 2011. Bees in disturbed habitats use, but do not prefer, alien plants. Basic and Applied Ecology 12: 332-341. pdf

Lonsdorf, E, T H Ricketts, C Kremen, R Winfree, S Greenleaf, and N M Williams. 2011. Crop Pollination Services, pages 168-187 in Natural Capital: Theory & Practice of Mapping Ecosystem Services, P. Kareiva, et al., Editors. Oxford University Press: Oxford. pdf

Menz, M H, R D Phillips, R Winfree, C Kremen, M A Aizen, S D Johnson, and K W Dixon. 2011. Reconnecting plants and pollinators: challenges in the ecological restoration of pollination mutualisms. Trends in Plant Science 16: 4-12. F1000 recommendation pdf

Ollerton, J, R Winfree and S Tarrant. 2011. How many flowering plants are pollinated by animals? Oikos 120: 321-326. pdf most highly-cited paper in Oikos since 2010


Fiorella, KA, A Cameron, W Sechrest, R Winfree, and C Kremen. 2010. Methodological considerations in reserve system selection: a case study of Malagasy lemurs. Biological Conservation 143: 963-973 pdf

Winfree, R. 2010. The conservation and restoration of wild bees. Pages 169-197 in R Ostfeld and W Schlesinger, eds, The Year in Ecology and Conservation Biology. The New York Academy of Sciences: New York pdf


Lonsdorf, E, C Kremen, T H Ricketts, R Winfree, S Greenleaf, and N M Williams, Modeling pollination services across agricultural landscapes. 2009. Annals of Botany 103: 1589-1600. pdf

Winfree, R, R Aguilar, D P Vázquez, G LeBuhn, and M A Aizen. 2009. A meta-analysis of bees’ responses to anthropogenic disturbance. Ecology 90: 2068-2076 pdf

Winfree, R and C Kremen. 2009. Are ecosystem services stabilized by differences among species? A test using crop pollination. Proceedings of the Royal Society of London 276: 229-237 F1000 recommendation pdf


Winfree, R. 2008 Pollinator-dependent crops: an increasingly risky business. Current Biology 18: 968-96 pdf

Winfree, R, N M Williams, H Gaines, J Ascher, and C Kremen. 2008. Wild pollinators provide the majority of crop visitation across land use gradients in New Jersey and Pennsylvania. Journal of Applied Ecology 45: 793-802 pdf


Winfree, R, N M Williams, J Dushoff, and C Kremen. 2007. Native bees provide insurance against ongoing honey bee losses. Ecology Letters 10: 1105-1113 pdf

Greenleaf, S S, N M Williams, R Winfree and C Kremen. 2007. Bee foraging ranges and their relationship to body size. Oecologia 153: 589-596 pdf

Winfree, R, T Griswold and C Kremen. 2007. Effect of human disturbance on bee communities in a forested ecosystem. Conservation Biology 21: 213-223 pdf

Kremen, C, N M Williams, M A Aizen, B Gemmill-Herren, G LeBuhn, R Minckley, L Packer, S G Potts, T Roulston, I Steffan-Dewenter, D. Vazquez, R Winfree, L Adams, E E Crone, S S Greenleaf, T H Keitt, A Klein, J Regetz, T Ricketts. 2007. Pollination and other ecosystem services produced by mobile organisms: a conceptual framework for the effects of land use change. Ecology Letters 10: 299-314 pdf


Winfree, R, S K Robinson, D Bengali and J Dushoff. 2006. A Monte Carlo model for estimating the reproduction of a generalist brood parasite across multiple host species. Evolutionary Ecology Research 8: 213-236 pdf

Dobson, A, D Lodge, J Alder, G Cumming, J Keymer, J McGlade, H Mooney, J A Rusak, O Sala, V Wolters, D Wall, R Winfree, and M Xenopoulos. 2006. Habitat loss, trophic collapse and the decline of ecosystem services. Ecology 87: 1915-1924 pdf


Winfree, R, J Dushoff, E E Crone, C Schultz, R Budny, N M Williams and C Kremen. 2005. Testing simple indices of habitat proximity. The American Naturalist 165: 707-717 pdf

Chace, J, C Farmer, R Winfree, D Curson, W Jensen, C Goguen, and S K Robinson. 2005. Cowbird ecology: a review of factors affecting the distribution and abundance of cowbirds across spatial scales. Ornithological Monographs 57: 45-70 pdf

2004 and earlier

Winfree, R. 2004. High offspring survival in an invaded habitat for the brown-headed cowbird. Animal Conservation 7: 445-453 pdf

Dobson, A P, S Kutz, M Pascual and R Winfree. 2003. Pathogens and parasites in a changing climate. Pages 33-38 in L. Hannah and T. Lovejoy, eds, Climate Change and Biodiversity: Synergistic Impacts. Advances in Applied Biodiversity Science 4. Washington, DC: Center for Applied Biodiversity Science, Conservation International pdf

Winfree, R. 1999. Cuckoos, cowbirds, and the persistence of brood parasitism. Trends in Ecology and Evolution 14: 338-343 pdf