REFEREED PUBLICATIONS
2021
Smith, M.D., Koerner, K., Avolio, M., Komatsu, K., Eby, S., Forrestel, E., Collins, S., Wilcox, K., et al. in press. Richness, not evenness, varies across water availability gradients in grassy biomes on five continents. Oecologia.
Langley, A.J., Grman, E.G., Wilcox, K.R., Avolio, M.L., Komatsu, K.J. et al. in press. Do tradeoffs govern plant species responses to different global change treatments? Ecology.
Avolio, M.L., Komatsu, K.J., Collins, S.L., Grman, E., Koerner, S.E., Tredennick, A.T., Wilcox, K.R., Baer, S., Boughton, E.H., Britton, A.J. and Foster, B., 2021. Determinants of community compositional change are equally affected by global change. Ecology Letters. https://doi.org/10.1111/ele.13824.
Liang, M., Liang, C., Hautier, Y., Wilcox, K., Wang, S. 2021. Grazing-induced biodiversity loss impairs grassland ecosystem stability at multiple scales. Ecology Letters. doi: 10.1111/ele.13826.
Fer, I., Gardella, A., K., Shiklomanov, A., N., et al. 2021. Beyond ecosystem modeling: A roadmap to community cyberinfrastructure for ecological data-model integration. Global Change Biology. https://doi.org/10.1111/gcb.15409.
Wilcox, K., Blumenthal, D., Kray, J., Mueller, K., Derner, J., Ocheltree, T., Porensky, L. 2021. Plant traits relate to precipitation sensitivity of species and communities in semi-arid shortgrass prairie. New Phytologist. doi.org/10.1111/nph.17000.
2020
Hautier, Y., Zhang, P., Loreau, M., Wilcox, K., Seabloom, E., Borer, E., Byrnes, J., et al. 2020. General destabilizing effects of eutrophication on grassland productivity at multiple spatial scales. Nature Communications. 11:1-9.
Wilcox, K., Komatsu, K., Avolio, A., et al. 2020. Improving collaborations between empiricists and modelers to advance grassland community dynamics in ecosystem models. New Phytologist. https://doi.org/10.1111/nph.16900.
Avolio, A., Wilcox, K., Komatsu, K., Lemoine, N., Bowman, W., Collins, S., Knapp, A., Koerner, S., Smith, M., Baer, S., Gross, K., Isbell, F., McLaren, J., Reich, P., Suding, K., Suttle, B., Tilman, D., Xu, Z., Yu, Q. 2020. Temporal variability in production is not consistently affected by global change drivers across herbaceous-dominated ecosystems. Oecologia. https://doi.org/10.1007/s00442-020-04787-6.
Castillioni, K., Wilcox, K., Jiang, L., Luo, Y., Jung, C. G., Souza, L. in press. Drought mildly reduces plant dominance in a temperate prairie ecosystem across years. Ecology and Evolution.
Blumenthal, D., Mueller, K., Kray, J., Ocheltree, T., Augustine, D., Wilcox, K. In press. Traits link drought resistance with herbivore defense and plant economics in semiarid grasslands: the central roles of phenology and leaf dry matter content. Journal of Ecology.
Wilcox, K.R., Koerner, S.E., Hoover, D.L., Borkenhagen, A.K., Burkepile, D.E., Collins, S.L., Hoffman, A., Kirkman, K.P., Knapp, A.K., Strydom, T., Thompson, D.I., Smith, M.D. 2020. Rapid recovery of ecosystem function following extreme drought in a South African savanna-grassland. Ecology. 101:1-9. [download]
2019
Smith, M.D., Koerner, S.E., Knapp, A.K, Avolio, M.L., Chaves, F., Denton, E., Dietrich, J., Gibson, D., Gray, J., Hoffman, A., Hoover, D., Komatsu, K.J., Silletti, A., Wilcox, K.R., Yu, Q., Blair, J.M. 2019. Mass ratio effects underlie ecosystem responses to environmental change. Journal of Ecology. DOI: 10.1111/1365-2745.13330. [download]
Avolio M., Carroll I., Collins S., Houseman G., Hallett L., Isbell F., Koerner S., Komatsu K., Smith M., Wilcox K. 2019. A comprehensive approach to analyzing community dynamics using rank abundance curves. Ecosphere. doi: 10.1002/ecs2.2881. [download]
Komatsu K., Avolio M., Lemoine N., Isbell F., Grman E., Houseman G., Koerner S., Johnson D., Wilcox K., et al. 2019. Global change effects on plant communities are magnified by time and number of global change factors imposed. Proceedings of the National Academy of Sciences. 116:17867-17873. [download]
2018
J Adam Langley, Samantha K Chapman, Kimberly J La Pierre, Meghan Avolio, William D Bowman, David S Johnson, Forest Isbell, Kevin R Wilcox, Bryan L Foster, Mark J Hovenden, Alan K Knapp, Sally E Koerner, Christopher J Lortie, James P Megonigal, Paul CD Newton, Peter B Reich, Melinda D Smith, Kenwyn B Suttle, David Tilman. 2018. Ambient changes exceed treatment effects on plant species abundance in global change experiments. Global Change Biology. 24: 5668-5679. [download]
Zheng Shi, Yang Lin, Kevin R Wilcox, Lara Souza, Lifen Jiang, Jiang Jiang, Chang Gyo Jung, Xia Xu, Mengting Yuan, Xue Guo, Liyou Wu, Jizhong Zhou, Yiqi Luo. 2018. Successional change in species composition alters climate sensitivity of grassland productivity. Global Change Biology 24:4993-5003. [download]
Donghai Wu, Philippe Ciais, Nicolas Viovy, Alan K Knapp, Kevin Wilcox, Michael Bahn, Melinda D Smith, Sara Vicca, Simone Fatichi, Jakob Zscheischler, Yue He, Xiangyi Li, Akihiko Ito, Almut Arneth, Anna Harper, Anna Ukkola, Athanasios Paschalis, Benjamin Poulter, Changhui Peng, Daniel Ricciuto, David Reinthaler, Guangsheng Chen, Hanqin Tian, Hélène Genet, Jiafu Mao, Johannes Ingrisch, Julia ESM Nabel, Julia Pongratz, Lena R Boysen, Markus Kautz, Michael Schmitt, Patrick Meir, Qiuan Zhu, Roland Hasibeder, Sebastian Sippel, Shree RS Dangal, Stephen Sitch, Xiaoying Shi, Yingping Wang, Yiqi Luo, Yongwen Liu, Shilong Piao. 2018. Asymmetric responses of primary productivity to altered precipitation simulated by ecosystem models across three long-term grassland sites. Biogeosciences. 15:3421-3437. [download]
Hoover, D.L., Wilcox, K.R., Young, K.E. 2018. Experimental droughts with rainout shelters: A methodological review. Ecosphere. doi: 10.1002/ecs2.2088. [download]
Zhang J., N. Zhao, C. Liu, H. Yang, M. Li, G. Yu, K. Wilcox, Q. Yu, N. He. 2018. C:N:P stoichiometry in China’s forests: from organs to ecosystems. Functional Ecology. doi:10.1111/1365-2435.12979. [download]
2017
Wilcox, K.R., Tredennick, A.T., Koerner, S.E., Grman, E., Hallett, L.M., Avolio, M.L., La Pierre, K.J. et al. 2017. Asynchrony among local communities stabilizes ecosystem function of metacommunities. Ecology Letters. [download]
Wilcox K., Z. Shi, L. Gherardi, N. Lemoine, S. Koerner, D. Hoover, et al. 2017. Asymmetric responses of primary productivity to climate extremes: a synthesis of grassland precipitation manipulation experiments. Global Change Biology. 23:4376-4385. [download non-formatted] [formatted link]
Smith, M.D., Wilcox, K.R., Power, S.A., Tissue, D.T., Knapp, A.K. 2017. Assessing community and ecosystem sensitivity to climate change – toward a more comparative approach. Journal of Vegetation Science. 28.2: 235-237. [formatted link]
Burkepile, D. E., R. W. S. Fynn, D. Thompson, N. P. Lemoine, S. E. Koerner, S. Eby, N. Hagenah, K. R. Wilcox, S. L. Collins, K. P. Kirkman, A. K. Knapp, and M. D. Smith. 2017. Herbivore size matters for productivity-richness relationships in African savannas. Journal of Ecology. 105:674-686.
Chen, J., Y. Luo, J. Xia, K. Wilcox, L. Jiang, X. Zhou, S. Niu, J. Liang, Z. Shi, J., J. Cao, et al. 2017. Warming effects on ecosystem carbon fluxes are modulated by plant functional groups. Ecosystems. doi:10.1007/s10021-016-0035-6
2016
Burkepile, D. E., D. Thompson, R. W. S. Fynn, S. E. Koerner, S. Eby, N. Govender, N. Hagenah, N. P. Lemoine, J. R. Matchett, K. R. Wilcox, S. L. Collins, K. P. Kirkman, A. K. Knapp, and M. D. Smith. 2016. Fire frequency drives habitat selection by a diverse herbivore guild impacting top-down control of plant communities in an African savanna. Oikos. 125:1636-1646.
Koerner, S., M. Avolio, K. La Pierre, K. Wilcox, M. Smith, S. Collins. 2016. Nutrient additions cause divergence of tallgrass prairie plant communities resulting in loss of ecosystem stability. Journal of Ecology. 104:1479-1487.
Wilcox K., J. Blaire, A. Knapp. 2016. Stability of grassland soil C and N pools despite 25 years of an extreme climatic and disturbance regime. JGR: Biogeosciences. 121:1934-1945.
Shi, Z., X. Xu, L. Souza, K. Wilcox, L. Jiang, J. Liang, J. Xia, P. García-Palacios, Y. Luo. 2016. Dual mechanisms regulate ecosystem stability under decade-long warming and biofuel harvest. Nature Communications. 7:doi:10.1038/ncomms11973.
Smith, M. D., A. K. Knapp, S. L. Collins, D. E. Burkepile, K. P. Kirkman, S. E. Koerner, S. Eby, N. Govender, C E. Burns, R. W.S. Fynn, N. Hagenah, K. J. Matchett, D. I. Thompson, J. M. Blair, K. R. Wilcox. 2016. Shared drivers but divergent ecological responses: Insights from long-term experiments in mesic savanna grasslands. BioScience. 66:666-682.
Wilcox K., Blaire J, Smith M, Knapp A. 2016. Does ecosystem sensitivity to precipitation at the site-level conform to regional-scale predictions? Ecology. doi: 10.1890/15-1437.1 [download]
Yu Q, K. Wilcox, K. La Pierre, A. Knapp, M. Smith. 2016. Stoichiometric homeostasis predicts plant species dominance, stability and responses to global change. Ecology. 96:2328-2335.
2015
Wilcox K., J. von Fischer, J. Muscha, M. Petersen, A. Knapp. 2015. Contrasting above- and belowground sensitivity of three Great Plains grasslands to altered rainfall regimes. Global Change Biology 21:335-344.
Avolio M., K. La Pierre, G. Houseman, E. Grman, F. Isbell, D. S. Johnson, S. Koerner, K. Wilcox. 2015A framework for quantifying the magnitude and variability of community responses to global change drivers. Ecosphere. 6:280. [download]
Knapp, A., D. Hoover, K. Wilcox, M. Avolio, S. Koerner, K. La Pierre, M. Loik, Y. Luo, O. Sala, M. Smith. Characterizing differences in precipitation regimes of extreme wet and dry years beyond amount: Implications for climate change experiments. Global Change Biology. 21:2624-2633.
2014
Avolio M., S. Koerner, K. La Pierre, K. Wilcox, G. Wilson, M. Smith, S. Collins. 2014. Changes in plant community composition, not diversity, drive changes in aboveground productivity during a decade of nitrogen and phosphorus additions in a tallgrass prairie. Journal of Ecology.102:1649-1660.
Koerner S., D. Burkepile, R. Fynn, C. Burns, S. Eby, N. govender, N. Hagenah, K. Matchett, K. Thompson, K. Wilcox, S. Collins, K. Kirkman, A. Knapp, M. Smith. 2014. Plant community response to loss of large herbivores differs between North American and South African savanna grasslands. Ecology 95:808–816. [download]
Eby, S., D. E. Burkepile, R. W. Fynn, C. E. Burns, N. Govender, N. Hagenah, S. E. Koerner, K. J. Matchett, D. I. Thompson, K. R. Wilcox, and others. 2014. Loss of a large grazer impacts savanna grassland plant communities similarly in North America and South Africa. Oecologia 175:293-303.
Kirkman, K., S. Collins, M. Smith, A. Knapp, D. Burkepile, C. Burns, R. Fynn, N. Hagenah, S. Koerner, K. Matchett, D. Thompson, K. Wilcox, P. Wragg. 2014. Responses to fire differ between South African and North American grassland communities. Journal of Vegetation Science 25: 793-804.
2021
Smith, M.D., Koerner, K., Avolio, M., Komatsu, K., Eby, S., Forrestel, E., Collins, S., Wilcox, K., et al. in press. Richness, not evenness, varies across water availability gradients in grassy biomes on five continents. Oecologia.
Langley, A.J., Grman, E.G., Wilcox, K.R., Avolio, M.L., Komatsu, K.J. et al. in press. Do tradeoffs govern plant species responses to different global change treatments? Ecology.
Avolio, M.L., Komatsu, K.J., Collins, S.L., Grman, E., Koerner, S.E., Tredennick, A.T., Wilcox, K.R., Baer, S., Boughton, E.H., Britton, A.J. and Foster, B., 2021. Determinants of community compositional change are equally affected by global change. Ecology Letters. https://doi.org/10.1111/ele.13824.
Liang, M., Liang, C., Hautier, Y., Wilcox, K., Wang, S. 2021. Grazing-induced biodiversity loss impairs grassland ecosystem stability at multiple scales. Ecology Letters. doi: 10.1111/ele.13826.
Fer, I., Gardella, A., K., Shiklomanov, A., N., et al. 2021. Beyond ecosystem modeling: A roadmap to community cyberinfrastructure for ecological data-model integration. Global Change Biology. https://doi.org/10.1111/gcb.15409.
Wilcox, K., Blumenthal, D., Kray, J., Mueller, K., Derner, J., Ocheltree, T., Porensky, L. 2021. Plant traits relate to precipitation sensitivity of species and communities in semi-arid shortgrass prairie. New Phytologist. doi.org/10.1111/nph.17000.
2020
Hautier, Y., Zhang, P., Loreau, M., Wilcox, K., Seabloom, E., Borer, E., Byrnes, J., et al. 2020. General destabilizing effects of eutrophication on grassland productivity at multiple spatial scales. Nature Communications. 11:1-9.
Wilcox, K., Komatsu, K., Avolio, A., et al. 2020. Improving collaborations between empiricists and modelers to advance grassland community dynamics in ecosystem models. New Phytologist. https://doi.org/10.1111/nph.16900.
Avolio, A., Wilcox, K., Komatsu, K., Lemoine, N., Bowman, W., Collins, S., Knapp, A., Koerner, S., Smith, M., Baer, S., Gross, K., Isbell, F., McLaren, J., Reich, P., Suding, K., Suttle, B., Tilman, D., Xu, Z., Yu, Q. 2020. Temporal variability in production is not consistently affected by global change drivers across herbaceous-dominated ecosystems. Oecologia. https://doi.org/10.1007/s00442-020-04787-6.
Castillioni, K., Wilcox, K., Jiang, L., Luo, Y., Jung, C. G., Souza, L. in press. Drought mildly reduces plant dominance in a temperate prairie ecosystem across years. Ecology and Evolution.
Blumenthal, D., Mueller, K., Kray, J., Ocheltree, T., Augustine, D., Wilcox, K. In press. Traits link drought resistance with herbivore defense and plant economics in semiarid grasslands: the central roles of phenology and leaf dry matter content. Journal of Ecology.
Wilcox, K.R., Koerner, S.E., Hoover, D.L., Borkenhagen, A.K., Burkepile, D.E., Collins, S.L., Hoffman, A., Kirkman, K.P., Knapp, A.K., Strydom, T., Thompson, D.I., Smith, M.D. 2020. Rapid recovery of ecosystem function following extreme drought in a South African savanna-grassland. Ecology. 101:1-9. [download]
2019
Smith, M.D., Koerner, S.E., Knapp, A.K, Avolio, M.L., Chaves, F., Denton, E., Dietrich, J., Gibson, D., Gray, J., Hoffman, A., Hoover, D., Komatsu, K.J., Silletti, A., Wilcox, K.R., Yu, Q., Blair, J.M. 2019. Mass ratio effects underlie ecosystem responses to environmental change. Journal of Ecology. DOI: 10.1111/1365-2745.13330. [download]
Avolio M., Carroll I., Collins S., Houseman G., Hallett L., Isbell F., Koerner S., Komatsu K., Smith M., Wilcox K. 2019. A comprehensive approach to analyzing community dynamics using rank abundance curves. Ecosphere. doi: 10.1002/ecs2.2881. [download]
Komatsu K., Avolio M., Lemoine N., Isbell F., Grman E., Houseman G., Koerner S., Johnson D., Wilcox K., et al. 2019. Global change effects on plant communities are magnified by time and number of global change factors imposed. Proceedings of the National Academy of Sciences. 116:17867-17873. [download]
2018
J Adam Langley, Samantha K Chapman, Kimberly J La Pierre, Meghan Avolio, William D Bowman, David S Johnson, Forest Isbell, Kevin R Wilcox, Bryan L Foster, Mark J Hovenden, Alan K Knapp, Sally E Koerner, Christopher J Lortie, James P Megonigal, Paul CD Newton, Peter B Reich, Melinda D Smith, Kenwyn B Suttle, David Tilman. 2018. Ambient changes exceed treatment effects on plant species abundance in global change experiments. Global Change Biology. 24: 5668-5679. [download]
Zheng Shi, Yang Lin, Kevin R Wilcox, Lara Souza, Lifen Jiang, Jiang Jiang, Chang Gyo Jung, Xia Xu, Mengting Yuan, Xue Guo, Liyou Wu, Jizhong Zhou, Yiqi Luo. 2018. Successional change in species composition alters climate sensitivity of grassland productivity. Global Change Biology 24:4993-5003. [download]
Donghai Wu, Philippe Ciais, Nicolas Viovy, Alan K Knapp, Kevin Wilcox, Michael Bahn, Melinda D Smith, Sara Vicca, Simone Fatichi, Jakob Zscheischler, Yue He, Xiangyi Li, Akihiko Ito, Almut Arneth, Anna Harper, Anna Ukkola, Athanasios Paschalis, Benjamin Poulter, Changhui Peng, Daniel Ricciuto, David Reinthaler, Guangsheng Chen, Hanqin Tian, Hélène Genet, Jiafu Mao, Johannes Ingrisch, Julia ESM Nabel, Julia Pongratz, Lena R Boysen, Markus Kautz, Michael Schmitt, Patrick Meir, Qiuan Zhu, Roland Hasibeder, Sebastian Sippel, Shree RS Dangal, Stephen Sitch, Xiaoying Shi, Yingping Wang, Yiqi Luo, Yongwen Liu, Shilong Piao. 2018. Asymmetric responses of primary productivity to altered precipitation simulated by ecosystem models across three long-term grassland sites. Biogeosciences. 15:3421-3437. [download]
Hoover, D.L., Wilcox, K.R., Young, K.E. 2018. Experimental droughts with rainout shelters: A methodological review. Ecosphere. doi: 10.1002/ecs2.2088. [download]
Zhang J., N. Zhao, C. Liu, H. Yang, M. Li, G. Yu, K. Wilcox, Q. Yu, N. He. 2018. C:N:P stoichiometry in China’s forests: from organs to ecosystems. Functional Ecology. doi:10.1111/1365-2435.12979. [download]
2017
Wilcox, K.R., Tredennick, A.T., Koerner, S.E., Grman, E., Hallett, L.M., Avolio, M.L., La Pierre, K.J. et al. 2017. Asynchrony among local communities stabilizes ecosystem function of metacommunities. Ecology Letters. [download]
Wilcox K., Z. Shi, L. Gherardi, N. Lemoine, S. Koerner, D. Hoover, et al. 2017. Asymmetric responses of primary productivity to climate extremes: a synthesis of grassland precipitation manipulation experiments. Global Change Biology. 23:4376-4385. [download non-formatted] [formatted link]
Smith, M.D., Wilcox, K.R., Power, S.A., Tissue, D.T., Knapp, A.K. 2017. Assessing community and ecosystem sensitivity to climate change – toward a more comparative approach. Journal of Vegetation Science. 28.2: 235-237. [formatted link]
Burkepile, D. E., R. W. S. Fynn, D. Thompson, N. P. Lemoine, S. E. Koerner, S. Eby, N. Hagenah, K. R. Wilcox, S. L. Collins, K. P. Kirkman, A. K. Knapp, and M. D. Smith. 2017. Herbivore size matters for productivity-richness relationships in African savannas. Journal of Ecology. 105:674-686.
Chen, J., Y. Luo, J. Xia, K. Wilcox, L. Jiang, X. Zhou, S. Niu, J. Liang, Z. Shi, J., J. Cao, et al. 2017. Warming effects on ecosystem carbon fluxes are modulated by plant functional groups. Ecosystems. doi:10.1007/s10021-016-0035-6
2016
Burkepile, D. E., D. Thompson, R. W. S. Fynn, S. E. Koerner, S. Eby, N. Govender, N. Hagenah, N. P. Lemoine, J. R. Matchett, K. R. Wilcox, S. L. Collins, K. P. Kirkman, A. K. Knapp, and M. D. Smith. 2016. Fire frequency drives habitat selection by a diverse herbivore guild impacting top-down control of plant communities in an African savanna. Oikos. 125:1636-1646.
Koerner, S., M. Avolio, K. La Pierre, K. Wilcox, M. Smith, S. Collins. 2016. Nutrient additions cause divergence of tallgrass prairie plant communities resulting in loss of ecosystem stability. Journal of Ecology. 104:1479-1487.
Wilcox K., J. Blaire, A. Knapp. 2016. Stability of grassland soil C and N pools despite 25 years of an extreme climatic and disturbance regime. JGR: Biogeosciences. 121:1934-1945.
Shi, Z., X. Xu, L. Souza, K. Wilcox, L. Jiang, J. Liang, J. Xia, P. García-Palacios, Y. Luo. 2016. Dual mechanisms regulate ecosystem stability under decade-long warming and biofuel harvest. Nature Communications. 7:doi:10.1038/ncomms11973.
Smith, M. D., A. K. Knapp, S. L. Collins, D. E. Burkepile, K. P. Kirkman, S. E. Koerner, S. Eby, N. Govender, C E. Burns, R. W.S. Fynn, N. Hagenah, K. J. Matchett, D. I. Thompson, J. M. Blair, K. R. Wilcox. 2016. Shared drivers but divergent ecological responses: Insights from long-term experiments in mesic savanna grasslands. BioScience. 66:666-682.
Wilcox K., Blaire J, Smith M, Knapp A. 2016. Does ecosystem sensitivity to precipitation at the site-level conform to regional-scale predictions? Ecology. doi: 10.1890/15-1437.1 [download]
Yu Q, K. Wilcox, K. La Pierre, A. Knapp, M. Smith. 2016. Stoichiometric homeostasis predicts plant species dominance, stability and responses to global change. Ecology. 96:2328-2335.
2015
Wilcox K., J. von Fischer, J. Muscha, M. Petersen, A. Knapp. 2015. Contrasting above- and belowground sensitivity of three Great Plains grasslands to altered rainfall regimes. Global Change Biology 21:335-344.
Avolio M., K. La Pierre, G. Houseman, E. Grman, F. Isbell, D. S. Johnson, S. Koerner, K. Wilcox. 2015A framework for quantifying the magnitude and variability of community responses to global change drivers. Ecosphere. 6:280. [download]
Knapp, A., D. Hoover, K. Wilcox, M. Avolio, S. Koerner, K. La Pierre, M. Loik, Y. Luo, O. Sala, M. Smith. Characterizing differences in precipitation regimes of extreme wet and dry years beyond amount: Implications for climate change experiments. Global Change Biology. 21:2624-2633.
2014
Avolio M., S. Koerner, K. La Pierre, K. Wilcox, G. Wilson, M. Smith, S. Collins. 2014. Changes in plant community composition, not diversity, drive changes in aboveground productivity during a decade of nitrogen and phosphorus additions in a tallgrass prairie. Journal of Ecology.102:1649-1660.
Koerner S., D. Burkepile, R. Fynn, C. Burns, S. Eby, N. govender, N. Hagenah, K. Matchett, K. Thompson, K. Wilcox, S. Collins, K. Kirkman, A. Knapp, M. Smith. 2014. Plant community response to loss of large herbivores differs between North American and South African savanna grasslands. Ecology 95:808–816. [download]
Eby, S., D. E. Burkepile, R. W. Fynn, C. E. Burns, N. Govender, N. Hagenah, S. E. Koerner, K. J. Matchett, D. I. Thompson, K. R. Wilcox, and others. 2014. Loss of a large grazer impacts savanna grassland plant communities similarly in North America and South Africa. Oecologia 175:293-303.
Kirkman, K., S. Collins, M. Smith, A. Knapp, D. Burkepile, C. Burns, R. Fynn, N. Hagenah, S. Koerner, K. Matchett, D. Thompson, K. Wilcox, P. Wragg. 2014. Responses to fire differ between South African and North American grassland communities. Journal of Vegetation Science 25: 793-804.