Ferrari, M.J., Grais, R.F., Conlan, A.J.K., Bharti, N., Bjornstad, O.N., Wolfson, L.J., Guerin, P.J., Djibo, A. and Grenfell, B.T. 2008. Seasonality, stochasticity and the dynamics of measles in sub-Saharan Africa.

D.M. Johnson, A.M. Liebhold, P.C. Tobin and O.N. Bjørnstad: Allee effects and pulsed invasion by the gypsy moth

D.M. Johnson, A.M. Liebhold & O.N. Bjørnstad: Geographical variation in the periodicity of gypsy moth outbreaks

D.M. Johnson, O.N. Bjørnstad & A.M. Liebhold: Landscape mosaic induces traveling waves of insect outbreaks

B. Okland and O.N. Bjørnstad: A resource depletion model of forest insect outbreaks

D.M. Johnson, A.M. Liebhold, O.N. Bjørnstad and M.L. McManus: Circumpolar variation in periodicity and synchrony among gypsy moth populations

O.N. Bjørnstad, R.M. Nisbet, and J.-M. Fromentin: Trends and cohort resonant effects in age-structured populations

D.M. Johnson, O.N. Bjørnstad & A.M. Liebhold: Landscape geometry and travelling waves in the larch budmoth.

Y. Xia, O. N.Bjørnstad and B. T. Grenfell: Measles metapopulation dynamics: a gravity model for pre-vaccination epidemiological coupling and dynamics.

O.N. Bjørnstad, M. Peltonen, A.M. Liebhold & W. Baltensweiler: Waves of larch budmoth outbreaks in the European alps.

O.N. Bjørnstad Steven M. Sait, Nils Chr. Stenseth, David J. Thompson and Michael Begon: The impact of specialised enemies on the dimensionality of host dynamics.

Grenfell, B.T., Bjørnstad, O.N., & Kappey, J. (2001) Travelling waves and spatial hierarchies in measles epidemics.

My involvement with S-plus software development ended in 2002 because of the superior capabilities, documentation, and packaging utilities of R. As of 2003, I no longer maintain any S-plus resources.

O.N. Bjørnstad, B.F. Finkenstadt & B.T. Grenfell

B.T. Grenfell, O.N. Bjørnstad & B.F. Finkenstadt: Endemic and epidemic dynamics of measles. II. Scaling noise, determinism and predictability with the time series SIR model

O.N. Bjørnstad: Cycles and synchrony - two historical ‘experiments’ and an experience

J.E. Childs, A.T. Curns, M.E. Dey, L.A. Real, L. Feinstein, O.N. Bjørnstad and J.W. Krebs: Predicting the local dynamics of epizootic rabies among raccoons in the United States

O.N. Bjørnstad, J.-M. Fromentin, N.C. Stenseth, J. Gjøsæter: Cycles and trends in cod populations

N.C. Stenseth, O.N. Bjørnstad, W. Falck, J.-M. Fromentin, J. Gjøsæter & J. S. Gray: Dynamics of coastal cod populations: intra- and inter-cohort density-dependence and stochastic processes

O.N. Bjørnstad, M. Begon, N.C. Stenseth, W. Falck, S.M. Sait and D.J. Thompson: Population dynamics of the Indian meal moth - demographic stochasticity and delayed regulatory mechanisms.

O.N. Bjørnstad, N.C. Stenseth, T. Saitoh and O.C. Lingjærde: Mapping the regional transition to cyclicity in Clethrionomys rufocanus - spectral densities and functional data analysis

N.C. Stenseth, O.N. Bjørnstad and T. Saitoh: Seasonal forcing on the dynamics of Clethrionomys rufocanus - modeling geographic gradients in population dynamics

B.E. Kendall, J. Prendergast, and O.N. Bjørnstad: The macroecology of population dynamics - taxonomic and biogeographic patterns in population cycles

N.C. Stenseth, W. Falck, K.-C. Chan, O.N. Bjørnstad, H. Tong, M. O'Donoghue, R. Boonstra, S. Boutin, C.J. Krebs and N.G. Yoccoz: From pattern to process - phase- and density-dependence in the canadian lynx cycle

N.C. Stenseth, W. Falck, O.N. Bjørnstad and C.J. Krebs: Population regulation in snowshoe hare and canadian lynx - asymmetric food web configurations between hare and lynx.

O.N. Bjørnstad, S. Champely, N.C. Stenseth and T. Saitoh: Cyclicity and stability of grey-sided voles, Clethrionomys rufocanus, of Hokkaido - spectral and principal components analyses

N.C. Stenseth, O.N. Bjørnstad and W. Falck: Is spacing behaviour coupled with predation causing the microtine density cycle? A synthesis emerging from combining process-oriented and pattern-oriented studies.

N.C. Stenseth, O.N. Bjørnstad, T. Saitoh: A gradient from stable to cyclic populations of Clethrionomys rufocanus in Hokkaido, Japan

O.N. Bjørnstad, W. Falck and N.C. Stenseth: A geographic gradient in small rodent density fluctuations - a statistical modelling approach

W. Falck, O.N. Bjørnstad and N.C. Stenseth: Bootstrap estimated uncertainty of the dominant Lyapunov exponent for Holarctic microtine rodents

W. Falck, O.N. Bjørnstad and N.C. Stenseth: Voles and lemmings - chaos and uncertainty in fluctuating populations

Satake, A. and Bjørnstad, O.N. 2008. A resource budget model to explain intraspecific variation in mast reproductive dynamics.

Yamanaka, T., Tanaka, K. Otuka, A. and Bjørnstad, O.N. 2007. Detecting spatial structures and interactions in the ragweed (Ambrosia artemissifolia L.) and the ragweed beetle (Ophraella communa LeSage) populations.

P.C. Tobin , S.L. Whitmire, D.M. Johnson, O.N. Bjørnstad and A.M. Liebhold: Invasion speed is affected by geographical variation in the strength of Allee effects

M. Ferrari, O.N. Bjørnstad, J.L. Partain and J. Antonovics: A gravity model for the spread of a pollinator-borne plant pathogen

C. Viboud, O.N. Bjørnstad, D.L. Smith, L. Simonsen, M.A. Miller and B.T. Grenfell. Synchrony, waves and spatial hierarchies in the spread of influenza.

A.M. Liebhold, D.M. Johnson & O.N. Bjørnstad: Geographic variation in density-dependent dynamics impacts the synchronizing effect of dispersal and regional stochasticity.

D.M. Johnson, O.N. Bjørnstad & A.M. Liebhold: Landscape mosaic induces traveling waves of insect outbreaks

P. C. Tobin & O.N. Bjørnstad: Roles of dispersal, stochasticity, and nonlinear dynamics in the spatial structuring of seasonal natural enemy-victim populations

B. Okland, A.M. Liebhold, O.N. Bjørnstad, N. Erbilgin, P. Krokene: Are bark beetle outbreaks less synchronous than forest Lepidoptera outbreaks?

R. Humston, D.A. Mortensen and O.N. Bjørnstad: Anthropogenic forcing on the spatial dynamics of an agricultural weed: the case of the common sunflower.

D.M. Johnson, A.M. Liebhold, O.N. Bjørnstad and M.L. McManus: Circumpolar variation in periodicity and synchrony among gypsy moth populations

E.W. Seabloom, O.N. Bjørnstad, B.M. Bolker & O.J. Reichman: The spatial signature of environmental heterogeneity, dispersal, and competition in successional grasslands

G. Zhou, J. Sirichaisinthop, J. Sattabongkot, J. Jones, O.N. Bjørnstad, G. Yan and L. Cui: Spatio-temporal distribution of falciparum and vivax malaria in Thailand

D.M. Johnson, O.N. Bjørnstad & A.M. Liebhold: Landscape geometry and travelling waves in the larch budmoth.

A. Liebhold, D. K. Walter and O. N. Bjørnstad: Spatial synchrony in population dynamics.

Y. Xia, O. N.Bjørnstad and B. T. Grenfell: Measles metapopulation dynamics: a gravity model for pre-vaccination epidemiological coupling and dynamics.

A. Satake, O.N. Bjørnstad and S. Kobro: Masting and trophic cascades: interplay between rowan trees, apple fruit moth, and their parasitoid in southern Norway

A. Satake and O.N. Bjørnstad: Spatial Dynamics of Seed Predators on Synchronized and Intermittent Seed Production of Host Plants

A. Liebhold, V. Sork, M. Peltonen, W. Koenig, O.N. Bjørnstad, R. Westfall, J. Elkinton and J.M.H. Knops: Within-population spatial synchrony in mast seeding of North American oaks

P. C. Tobin & O.N. Bjørnstad: Spatial dynamics and cross-correlation in a transient predator-prey system

M. Rees, D. Kelly & O.N. Bjørnstad: Snow tussocks, chaos and the evolution of mast seeding.

Peltonen, M., A.M. Liebhold, O.N. Bjørnstad and D.W. Williams: Spatial Synchrony in Forest Insect Outbreaks: Roles of Regional Stochasticity and Dispersal.

O.N. Bjørnstad and J. Bascompte: Synchrony and second order spatial correlation in host-parasitoid systems

B.T. Grenfell, O.N. Bjørnstad & J. Kappey: Travelling waves and spatial hierarchies in measles epidemics.

O.N. Bjørnstad and B. Bolker: Canonical functions for dispersal-induced synchrony.

B.E. Kendall, O.N. Bjørnstad, J. Bascompte, T.H. Keitt and W.F. Fagan: Ecological interactions, environmental correlation and spatial synchrony.

O.N. Bjørnstad R.A. Ims and X. Lambin: Spatial population dynamics: Analyzing patterns and processes of population synchrony

O.N. Bjørnstad, N.C. Stenseth and T. Saitoh: Synchrony and scaling in dynamics of voles and mice in northern Japan

E. Framstad, N.C. Stenseth, O.N. Bjørnstad & W. Falck: Limit cycles in Norwegian lemmings - Tensions between phase-dependence and density-dependence

Cornell, S.J., Bjornstad, O.N., Cattadori, I.M., Boag, B. and Hudson, P.J. 2008. Seasonality, cohort-dependence and the development of immunity in a natural host-nematode system.

I.M. Cattadori, B. Boag, O.N. Bjørnstad, S.J. Cornell & P.J. Hudson: Peak shift and epidemiology in a seasonal host-nematode system

O.N. Bjørnstad, R.M. Nisbet, and J.-M. Fromentin: Trends and cohort resonant effects in age-structured populations

O.N. Bjørnstad Steven M. Sait, Nils Chr. Stenseth, David J. Thompson and Michael Begon: The impact of specialised enemies on the dimensionality of host dynamics.

J.-M. Fromentin, Ransom A. Myers, O.N. Bjørnstad, Nils Chr. Stenseth, Jakob Gjøsæter & Hartvig Christie: Effects of density-dependent and stochastic processes on the regulation of cod populations

O.N. Bjørnstad, J.-M. Fromentin, N.C. Stenseth and J. Gjøsæter: A new test for density-dependent survival - the case of coastal cod populations

Pomeroy, L.W., Bjornstad, O.N. and Holmes, E.C. 2008. The evolutionary and epidemiological dynamics of the Paramyxoviridae.

Grais, R.F., Conlan, A.J.K., Ferrari, M.J., Djibo, A., Le Menach, A., Bjørnstad, O.N. and Grenfell, B.T., 2008. Time is of the essence: Exploring a measles outbreak response vaccination in Niamey, Niger.

Wolfe, D.N., Goebel, E.M., Bjornstad, O.N., Restif, O. and Harvill, E.T. 2007. O-antigen enables Bordetella parapertussis to avoid Bordetella pertussis-Induced Immunity.

Graham, A.L., Cattadori, I.M., Lloyd-Smith, J.O, Ferrari, M.J. and Bjørnstad, O.N. 2007. Transmission consequences of coinfection: cytokines writ large?

Viboud, C., Miller, M.A., Grenfell, B.T., Bjørnstad, O.N. and Simonsen, L. Air Travel and the Spread of Influenza: Important Caveats.

R.F. Grais, M.J. Ferrari, C. Dubray, O.N. Bjørnstad, B.T. Grenfell, A. Djibo, F. Fermon, P.J. Guerin. Synchrony, waves and spatial hierarchies in the spread of influenza.

M. Ferrari, S. Bansal, L.A. Myers and O.N. Bjørnstad: Network frailty and the geometry of herd immunity

B.T. Grenfell, C.S. Williams, O.N. Bjørnstad & J.R. Banavar: Simplifying biological complexity

G.S. Kirimanjeswara, L.M. Agosto, M.J. Kennett, O.N. Bjørnstad and E.T. Harvill: Pertussis toxin inhibits neutrophil recruitment to delay antibody-mediated clearance of Bordetella pertussis

M. Ferrari, O. N. Bjørnstad and A. P. Dobson: Estimation and inference of R0 of an infectious pathogen by a removal method.

O.N. Bjørnstad and E.T. Harvill: Evolution and emergence of Bordetella in humans

O.N. Bjørnstad, B.F. Finkenstadt & B.T. Grenfell: Endemic and epidemic dynamics of measles. I. estimating transmission rates and their scaling using a time series SIR model

B.T. Grenfell, O.N. Bjørnstad & B.F. Finkenstadt: Endemic and epidemic dynamics of measles. II. Scaling noise, determinism and predictability with the time series SIR model

B. F. Finkenstädt, O.N. Bjørnstad and B. T. Grenfell: A stochastic model for extinction and recurrence of epidemics: estimation and inference for measles outbreaks

K. Wilson, O.N. Bjørnstad, A.P. Dobson, S. Merler, G. Poglayen, S.E. Randolph, A.F. Read and A. Skorping (2001) Chapter 2: Heterogeneities in macroparasite infections -- patterns and processes

B.T. Grenfell, W. Amos, P. Arneberg, O.N. Bjørnstad, J.V. Greenman, J. Harwood, P. Lanfranchi, A.R. McLean, R.A. Norman, A.F. Read and A. Skorping (2001) Chapter 9: Visions for future research in wildlife epidemiology.

O.N. Bjørnstad and W. Falck: Nonparametric spatial covariance functions: estimation and testing

O.N. Bjørnstad, A. Iversen and M. Hansen: The spatial structure of the gene pool of a viviparous population of Poa alpina - environmental controls and spatial constraints

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Supporting Information

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Angela D. Luis, Richard J. Douglass, James N. Mills and Ottar N. Bjørnstad

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Petter Glorvigen • Ottar N. Bjørnstad • Harry P. Andreassen • Rolf A. Ims

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Angela D. Luis, Richard J. Douglass, Peter J. Hudson, James N. Mills, Ottar N. Bjørnstad

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OTTAR N. BJØRNSTAD, CHRISTELLE ROBINET, AND ANDREW M. LIEBHOLD

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Metcalf, et al.

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C. Jessica E. Metcalf, Katie Hampson, Andrew J. Tatem, Bryan T. Grenfell, Ottar N. Bjørnstad

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C. J. E. Metcalf, C. Cohen, J. Lessler, J. M. McAnerney, G. M. Ntshoe, A. Puren, P. Klepac, A. Tatem, B. T. Grenfell and O. N. Bjørnstad

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Petra Klepac1, Ottar N. Bjørnstad, C. Jessica E. Metcalf, Bryan T. Grenfell

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C. J. E. Metcalf, G. H. Long, N. Mideo, J. D. Forester, O. N. Bjørnstad and A. L. Graham

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Matthew J. Ferrari, Sarah E. Perkins, Laura W. Pomeroy, and Ottar N. Bjørnstad

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C. J. E. METCALF1, O. N. BJØRNSTAD1, M. J. FERRARI1, P. KLEPAC, N. BHARTI, H. LOPEZ-GATELL AND B. T. GRENFELL

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C. J. E. Metcalf, C. V. Munayco, G. Chowell, B. T. Grenfell and O. N. Bjørnstad

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Gra ́inne H. Long, Divya Sinha, Andrew F. Read, Stacy Pritt, Barry Kline, Eric T. Harvill, Peter J. Hudson, Ottar N. Bjørnstad

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Jennie Lavinea, Hélène Broutin, Eric T. Harville, Ottar N. Bjørnstad

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Bjørn Økland Æ Ottar N. Bjørnstad

B. Økland & O.N. Bjørnstad

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Matthew J. Ferrari, Ali Djibo, Rebecca F. Grais, Nita Bharti, Bryan T. Grenfell and Ottar N. Bjornstad

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N. BHARTI, A. DJIBO, M. J. FERRARI, R. F. GRAIS, A. J. TATEM, C. A. MCCABE, O. N. BJORNSTAD AND B. T. GRENFELL

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N. B. Mantilla-Beniers, O. N. Bjørnstad, B. T. Grenfell and P. Rohani

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Sunando Roy, Jennie Lavine, Francesca Chiaromonte, Julie Terwee, Sue VandeWoude, Ottar Bjornstad, Mary Poss

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C. Jessica E. Metcalf, Ottar N. Bjørnstad, Bryan T. Grenfell and Viggo Andreasen

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Patrick C. Tobin, Christelle Robinet, Derek M. Johnson, Stefanie L. Whitmire, Ottar N. Bjørnstad, Andrew M. Liebhold

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Takehiko Yamanaka, Koichi Tanaka, Kenji Hamasaki, Yukinobu Nakatani, Nobusuke Iwasaki, David S. Sprague and Ottar N. Bjørnstad

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Takehiko Yamanaka, Koichi Tanaka, Akira Otuka, Ottar N. Bjørnstad

2008 Recipient of the ‘Ecological Research Award’ from the Ecological Society of Japan

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Patrick C. Tobin, Stefanie L. Whitmire, Derek M. Johnson, Ottar N. Bjørnstad and Andrew M. Liebhold

P.C. Tobin , S.L. Whitmire, D.M. Johnson, O.N. Bjørnstad and A.M. Liebhold

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Derek M. Johnson, Andrew M. Liebhold and Ottar N. Bjørnstad

Ecography (2006) 148: 51-60

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Andrew M. Liebhold, Derek M. Johnson, and Ottar N. Bjørnstad

Population Ecology (2005) 48:131-138

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Derek M. Johnson, Ottar N. Bjørnstad, and Andrew M. Liebhold

Oecologia (2006) 148: 51-60

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BJøRN ØKLAND AND OTTAR N. BJøRNSTAD

Ecology (2006) 87: 283-290.

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atrick C. Tobin & Ottar N. Bjørnstad

Population Ecology (2005) 47: 221-227.

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Bjørn Økland, Andrew M. Liebhold, Ottar N. Bjørnstad, Nadir Erbilgin, Paal Krokene

Oecologia (2005) 146: 365-372.

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Akiko Satake, Ottar N. Bjørnstad and Sverre Kobro

Oikos (1998) 104:540-55

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Akiko Satake, and Ottar N. Bjørnstad

American Naturalist (2004) 163:591-605

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Matthew J. Ferrari, Ottar N. Bjørnstad, Andrew P. Dobson

Mathematical Biosciences (2005) 198: 14-26

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JAMES S. CLARK AND OTTAR N. BJØRNSTAD

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APPENDIX: GIBBS SAMPLER FOR BAYESIAN STATE-SPACE MODELS

Ecology (2004) 85: 3140–3150

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Finkenstädt, B., Bjørnstad, O.N. & Grenfell, B.T.

Biostatistics (2002) 3: 493-510

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Ottar N. Bjørnstad & Bryan T. Grenfell

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Humston, R., Mortensen, D. and Bjørnstad, O.N.

Journal of Applied Ecology (2005) 42: 863-872

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Seabloom, E.W., Bjørnstad, O.N., Bolker, B.M. and Reichman, O.J.

Ecological Monographs (2005) 75: 199-214

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## CV & Biography

- Distinguished Professor of Entomology and Biology

- Email onb1@psu.edu
- Office 814-863-2983

## CV & Biography

- Distinguished Professor of Entomology and Biology

- Email onb1@psu.edu
- Office 814-863-2983