Jason Donaldson

Senior Research Associate
Holdo Lab


PhD, University of the Witwatersrand, 2018
MSc, Stellenbosch University, 2012
BSc Hons., University of Cape Town, 2011
BSc, University of Cape Town, 2010

Areas of Expertise

Ecosystem ecology

Selected Publications

Donaldson, J. E., R. M. Holdo, J. Sarikikya, and T. M. Anderson. 2022. Fire, grazers and browsers interact with grass competition to determine tree establishment in an African savanna. Ecology 103:e3715.

Pansu, J., M. C. Hutchinson, T. M. Anderson, C. Begg, K. Begg, M te Beest, M. Bonin, L. Chama, J Chamaille-Jammes, E. Coissac, J. P . G. M. Cromsigt, J. M. Guyton, M. Y. Demmel, J. E. Donaldson, C. Hansen, C. I. Imakando, A. Iqbal, D. Kalima, G. I. H. Kerley, S. Kurukura, M. Landman, R. A. Long, I. N. Munuo, C. M. Nutter, C. L. Parr, A. B. Potter, S. Siachoono, P. Taberlet, E. Waiti, T. R. Kartzinel, and R. M. Pringle. 2022. Dietary diversity and resource partitioning in African large-herbivore assemblages. The Proceedings of the National Academy of Sciences 119:e2204400119.

Holdo, R. M., J. E. Donaldson, D. M. Rugemalila, and T.M. Anderson. 2022. Seedling growth gradients interact with homogeneous disturbance regimes to explain tree cover discontinuities in savannas. Ecological Monographs 92:e1514.

Trotter, F. D., C. E. R. Lehmann, J. E. Donaldson, E. H. Mangena, C. Parr, and S. Archibald. 2022. Drought and fire determine juvenile and adult woody diversity and dominance in a semi-arid African savanna. Biotropica 54:1015-1029.

Wigley, B. J., G. P. Hempson, N. Stevens, M. Beest, S. Archibald, W. J. Bond, K. Bunney, C. Coetsee, J. E. Donaldson, A. Fidelis, X. Gao, J. Gignoux, C. Lehmann, T. J. Massad, J. J. Midgley, M. Millan, D. Schwilk, F. Siebert, C. Solofondranohatra, A. C. Staver, Y. Zhou, and L. M. Kruger. 2021. A handbook for the standardized sampling of plant functional traits in disturbance-prone ecosystems, with a focus on open ecosystems. Australian Journal of Botany 68:473–531.

Voysey, M. D., S. Archibald, W. J. Bond, J. E. Donaldson, A. Carla Staver, and M. Greve. 2021. The role of browsers in maintaining the openness of savanna grazing lawns. Journal of Ecology 109:913–926.

Donaldson, J. E., C. L. Parr, E. H. Mangena, and S. Archibald. 2020. Droughts decouple African savanna grazers from their preferred forage with consequences for grassland productivity. Ecosystems 23:689–701.

Hempson, G. P., S. Archibald, J. E. Donaldson, and C. E. R. Lehmann. 2019. Alternate grassy ecosystem states are determined by palatability–flammability trade-offs. Trends in Ecology and Evolution 34:286–290.

Donaldson, J. E., S. Archibald, N. Govender, D. Pollard, Z. Luhdo, and C. L. Parr. 2018. Ecological engineering through fire-herbivory feedbacks drives the formation of savanna grazing lawns. Journal of Applied Ecology:1–11.

Beale, C. M., C. J. Courtney Mustaphi, T. A. Morrison, S. Archibald, T. M. Anderson, A. P. Dobson, J. E. Donaldson, G. P. Hempson, J. Probert, and C. L. Parr. 2018. Pyrodiversity interacts with rainfall to increase bird and mammal richness in African savannas. Ecology Letters 21:557–567.

Hempson, G. P., C. L. Parr, S. Archibald, T. M. Anderson, C. J. C. Mustaphi, A. P. Dobson, J. E. Donaldson, T. A. Morrison, J. Probert, and C. M. Beale. 2018. Continent-level drivers of African pyrodiversity. Ecography 41:889–899.

Probert, J. R., C. L. Parr, R. M. Holdo, T. M. Anderson, S. Archibald, C. J. Courtney Mustaphi, A. P. Dobson, J. E. Donaldson, G. C. Hopcraft, G. P. Hempson, T. A. Morrison, and C. M. Beale. 2019. Anthropogenic modifications to fire regimes in the wider Serengeti-Mara ecosystem. Global Change Biology 25:3406–3423.

Swemmer, A. M., W. J. Bond, J. E. Donaldson, G. P. Hempson, J. Malherbe, and I. P. J. Smit. 2018. The ecology of drought – A workshop report. South African Journal of Science 114:9–11.

Donaldson, J. E., C. Hui, D. M. Richardson, M. P. Robertson, B. L. Webber, and J. R. U. Wilson. 2014. Invasion trajectory of alien trees: The role of introduction pathway and planting history. Global Change Biology 20:1527–1537.

Donaldson, J. E., D. M. Richardson, and J. R. U. Wilson. 2014. The seed ecology of an ornamental wattle in South Africa – Why has Acacia elata not invaded a greater area? South African Journal of Botany 94:40–45.

Donaldson, J. E., D. M. Richardson, and J. R. U. Wilson. 2014. Scale-area curves: A tool for understanding the ecology and distribution of invasive tree species. Biological Invasions 16:553–563.