Ottar Bjornstad

Affiliate Researcher
Titles and Affiliations
Distinguished Professor, Entomology

Research Summary

Population ecology and population dynamics with particular emphasis on mathematical and computational aspects; disease ecology and biology; outbreak and persistence of infectious disease.

In the News

Research Keywords

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Recent Publications

Empirical and model-based evidence for a negligible role of cattle in peste des petits ruminants virus transmission and eradication

Herzog, C. M., Aklilu, F., Sibhatu, D., Shegu, D., Belaineh, R., Mohammed, A. A., Kidane, M., Schulz, C., Willett, B. J., Cleaveland, S., Bailey, D., Peters, A. R., Cattadori, I. M., Hudson, P. J., Asgedom, H., Buza, J., Forza, M. S., Chibssa, T. R., Gebre, S. & Juleff, N. & 3 others, Bjørnstad, O. N., Baron, M. D. & Kapur, V., Dec 2024, In: Communications Biology. 7, 1, 937.

Research output: Contribution to journalArticlepeer-review

How to avoid a local epidemic becoming a global pandemic

Stenseth, N. C., Schlatte, R., Liu, X., Pielke, R., Li, R., Chen, B., Bjørnstad, O. N., Kusnezov, D., Gao, G. F., Fraser, C., Whittington, J. D., Bai, Y., Deng, K., Gong, P., Guan, D., Xiao, Y., Xu, B. & Johnsen, E. B., Mar 7 2023, In: Proceedings of the National Academy of Sciences of the United States of America. 120, 10, e2220080120.

Research output: Contribution to journalArticlepeer-review

Reply to Ekström and Ottersen: Real-time access to data during outbreaks is a key to avoid a local epidemic becoming a global pandemic

Stenseth, N. C., Schlatte, R., Liu, X., Pielke, R., Chen, B., Bjørnstad, O. N., Kusnezov, D., Gao, G. F., Fraser, C., Whittington, J. D., Gong, P., Guan, D. & Johnsen, E. B., 2023, In: Proceedings of the National Academy of Sciences of the United States of America. 120, 40, e2312649120.

Research output: Contribution to journalLetterpeer-review

Author Correction: Supply chains create global benefits from improved vaccine accessibility (Nature Communications, (2023), 14, 1, (1569), 10.1038/s41467-023-37075-x)

Wang, D., Bjørnstad, O. N., Lei, T., Sun, Y., Huo, J., Hao, Q., Zeng, Z., Zhu, S., Hallegatte, S., Li, R., Guan, D. & Stenseth, N. C., Dec 2023, In: Nature communications. 14, 1, 5462.

Research output: Contribution to journalComment/debatepeer-review

Supply chains create global benefits from improved vaccine accessibility

Wang, D., Bjørnstad, O. N., Lei, T., Sun, Y., Huo, J., Hao, Q., Zeng, Z., Zhu, S., Hallegatte, S., Li, R., Guan, D. & Stenseth, N. C., Dec 2023, In: Nature communications. 14, 1, 1569.

Research output: Contribution to journalArticlepeer-review

A combination of annual and nonannual forces drive respiratory disease in the tropics

Yang, F., Servadio, J. L., Le Thanh, N. T., Lam, H. M., Choisy, M., Thai, P. Q., Thao, T. T. N., Vy, N. H. T., Phuong, H. T., Nguyen, T. D., Tam, D. T. H., Hanks, E. M., Vinh, H., Bjornstad, O. N., Van Vinh Chau, N. & Boni, M. F., Nov 7 2023, In: BMJ Global Health. 8, 11, e013054.

Research output: Contribution to journalArticlepeer-review

An integrated experimental and mathematical approach to inferring the role of food exploitation and interference interactions in shaping life history

Joncour, B., Nelson, W. A., Pak, D. & Bjørnstad, O. N., May 2022, In: Functional Ecology. 36, 5, p. 1098-1112 15 p.

Research output: Contribution to journalArticlepeer-review

Incorporating diapause to predict the interannual dynamics of an important agricultural pest

Pak, D., Carran, S., Biddinger, D., Nelson, B. & Bjørnstad, O. N., Jul 2022, In: Population Ecology. 64, 3, p. 267-279 13 p.

Research output: Contribution to journalArticlepeer-review

Assessing the asymptomatic proportion of SARS-CoV-2 infection with age in China before mass vaccination

Wang, Z., Wu, P., Wang, J., Lourenço, J., Li, B., Rader, B., Laine, M., Miao, H., Wang, L., Song, H., Bharti, N., Brownstein, J. S., Bjornstad, O. N., Dye, C. & Tian, H., Oct 12 2022, In: Journal of the Royal Society Interface. 19, 195, 20220498.

Research output: Contribution to journalArticlepeer-review

Author Correction: The SEIRS model for infectious disease dynamics (Nature Methods, (2020), 17, 6, (557-558), 10.1038/s41592-020-0856-2)

Bjørnstad, O. N., Shea, K., Krzywinski, M. & Altman, N. S., Mar 2021, In: Nature methods. 18, 3, p. 321 1 p.

Research output: Contribution to journalComment/debatepeer-review

The ecological dynamics of the coronavirus epidemics during transmission from outside sources when R 0 is successfully managed below one

Engen, S., Tian, H., Yang, R., Bjørnstad, O. N., Whittington, J. D. & Stenseth, N. C., Jun 9 2021, In: Royal Society Open Science. 8, 6, 202234.

Research output: Contribution to journalArticlepeer-review

Synergistic interventions to control COVID-19: Mass testing and isolation mitigates reliance on distancing

Howerton, E., Ferrari, M. J., Bjørnstad, O. N., Bogich, T. L., Borchering, R. K., Jewell, C. P., Nichols, J. D., Probert, W. J. M., Runge, M. C., Tildesley, M. J., Viboud, C. & Shea, K., Oct 2021, In: PLoS computational biology. 17, 10, e1009518.

Research output: Contribution to journalArticlepeer-review

Immunological characteristics govern the transition of COVID-19 to endemicity

Lavine, J. S., Bjornstad, O. N. & Antia, R., Feb 12 2021, In: Science. 371, 6530, eabe6522.

Research output: Contribution to journalArticlepeer-review

Vaccinating children against SARS-CoV-2

Lavine, J. S., Bjornstad, O. & Antia, R., May 13 2021, In: The BMJ. 373, n1197.

Research output: Contribution to journalEditorialpeer-review

A general model for the demographic signatures of the transition from pandemic emergence to endemicity

Li, R., Metcalf, C. J. E., Stenseth, N. C. & Bjørnstad, O. N., Aug 2021, In: Science Advances. 7, 33, eabf9040.

Research output: Contribution to journalArticlepeer-review