Orzack, S.H., J.J. Sohn, K.D. Kallman, S.A. Levin, and R. Johnston. 1980. Maintenance of the three sex chromosome polymorphism in the platyfish, Xiphophorus maculatus. Evolution 14: 663-772.
Tuljapurkar, S.D., and S.H. Orzack. 1980. Population dynamics in variable environments, I. Long-run growth rates and extinction. Theoretical Population Biology 18: 314-342.
Orzack, S.H. 1981. The modern synthesis is partly Wright. Paleobiology 7: 128-131.
Thacher, S.M., and S.H. Orzack. 1983. The consequences of nuclear war. Carolina Tips 46(12).
Orzack, S.H. 1985. Population dynamics in variable environments, V. The genetics of homeostasis revisited. The American Naturalist 125: 550-772.
Parker, E.D., Jr., and S.H. Orzack. 1985. Genetic variation for the sex ratio in a parasitic wasp, Nasonia vitripennis. Genetics 110: 93-105.
Hedrick, P.W., P.F. Brussard, F.W. Allendorf, J. Beardmore, and S.H. Orzack. 1986. Protein variation, fitness, and captive propagation. Zoo Biology; 5: 91-99.
Orzack, S.H., and E.D. Parker, Jr. 1986. Sex ratio control in a parasitic wasp, Nasonia vitripennis, I. Genetic variation in facultative sex ratio adjustment. Evolution 40: 331-340.
Orzack, S.H. 1986. Sex ratio control in a parasitic wasp, Nasonia vitripennis. II. Experimental analysis of an optimal sex ratio model. Evolution 40: 341-356.
Lande, R., and S.H. Orzack. 1988. Extinction dynamics of age-structured populations in a fluctuating environment. Proceedings of the National Academy of Sciences (USA) 85: 7418-7421.
Orzack, S.H., and S. Tuljapurkar. 1989. Population dynamics in variable environments VII. The demography and evolution of iteroparity. The American Naturalist 133: 901-923
Orzack, S.H., and E.D. Parker, Jr. 1990. Genetic variation for sex ratio traits within a natural population of a parasitic wasp, Nasonia vitripennis. Genetics 124: 373-384.
Orzack, S.H. 1990. The comparative biology of second sex ratio evolution within a natural population of a parasitic wasp, Nasonia vitripennis. Genetics 124: 385-396.
Orzack, S.H., E.D. Parker, Jr., and J. Gladstone. 1991. The comparative biology of genetic variation for conditional sex ratio adjustment in a parasitic wasp, Nasonia vitripennis. Genetics 127: 583-599.
Orzack, S.H. 1992. Sex ratio evolution in parasitic wasps. Pages 477-511 in: Evolution and Diversity of Sex Ratio in Insects and Mites, edited by Dana Wrensch and Mercedes Ebbert, Chapman and Hall.
Orzack, S.H. 1993. Life history evolution and population dynamics in variable environments: some insights from stochastic demography. Pages 63-104 in: Adaptation in a stochastic environment, edited by Jin Yoshimura and Colin Clark, Springer-Verlag.
Orzack, S.H., and E. Sober. 1993. A critical assessment of Richard Levins' "The strategy of model building in population biology (1966)". The Quarterly Review of Biology 68: 533-546.
Orzack, S.H., and E. Sober. 1994a. Optimality models and the test of adaptationism. The American Naturalist 143: 361-380.
Orzack, S.H., and E. Sober. 1994b. How (not) to test an optimality model. Trends in Ecology and Evolution 9: 265-267.
Orzack, S.H., and J. Gladstone. 1994. Quantitative genetics of sex ratio traits in the parasitic wasp, Nasonia vitripennis. Genetics 137: 211-220.
Orzack, S.H., and R. Chappell. 1995. Sample-size determination for parent-offspring regression of a composite trait. Biometrics 51: 822-830.
Orzack, S.H., and E. Sober. 1996. How to formulate and test adaptationism. The American Naturalist 148: 202-210.
Orzack, S.H. 1997. Life history evolution and extinction. Pages 273-302 in: Structured Population Models in Marine, Terrestrial, and Freshwater Systems, edited by S. Tuljapurkar and H. Caswell, Chapman and Hall.
Orzack, S.H., and S. Tuljapurkar. 2001. Reproductive effort in variable environments or environmental variation is for the birds. Ecology 82: 2659-2665.
Orzack, S.H., and E. Sober. 2001. Adaptation, Phylogenetic Inertia, and the Method of Controlled Comparisons. Pages 45 - 63 in:
Adaptationism and Optimality, edited by S.H. Orzack and E. Sober, Cambridge University Press.
Orzack, S.H., and E. Sober. 2001. Adaptationism and Optimality, Cambridge University Press.
Orzack, S.H. 2001. Sex ratio and Sex allocation. Pages 165 - 176 in: Evolutionary Ecology, edited by C. Fox, D. Roff, and D. Fairbairn, Oxford University Press.
Orzack, S.H. 2001. Optimization in evolution. Pages 5000-5003 in: International Encyclopedia of the Social and Behavioral Sciences, edited by N. J. Smelser and P. B. Baltes, Elsevier Press.
Orzack, S.H. 2002. Sex ratios: the past and the future. Pages 383-398 in: Sex Ratios, edited by I. C. W. Hardy, Cambridge University Press.
Orzack, S.H. 2003. How and why do aging and lifespan evolve? Population and Development Review 29 (Supp.): 19-38.
Sober, E., and S.H. Orzack. 2003. Common ancestry and natural selection. British Journal of Philosophy of Science 54: 423-437.
Orzack, S.H, D. Gusfield, J. Olson, S. Nesbitt, L. Subramanyan, and V. P. Stanton, Jr. 2003. Analysis and exploration of the use of rule-based algorithms and consensus methods for the inferral of haplotypes. Genetics 165: 915-928.
Orzack, S.H. 2004. Commentary on "Dynamical models as paths to evidence in ecology" by M. L. Taper and S. Lele. Pages 286-290 in: The Nature of Scientific Evidence: Empirical, Statistical, and Philosophical Considerations, edited by M. L. Taper and S. Lele, University of Chicago Press.
Orzack, S.H., and W. G. S. Hines. 2005. The evolution of strategy variation: will an ESS evolve? Evolution 59: 1183-1193.
Gusfield, D. and S.H. Orzack. 2005. Haplotype inference. Pages 18-1 to 18-28 in Handbook of Computational Molecular Biology}, Edited by S. Aluru, Chapman & Hall/CRC Computer and Information Science Series.
Orzack, S.H. 2005. What, if anything, is "the strategy of model building in population biology"?: a comment on Levins' (1966) and Odenbaugh (2003). Philosophy of Science 72: 479-485.
Hansen, T. F., and S.H. Orzack. 2005. Assessing current adaptation and phylogenetic inertia as explanations of trait evolution: the need for controlled comparisons. Evolution 59: 2063-2072.
Orzack, S.H., D. Gusfield, L. Subrahmanyan, L. Essioux, and S. Lissargue. 2008. Analytical and algorithmic methods for haplotype frequency inference: What do they tell us? Pages 373-394 in: Bioinformatics Algorithms - Techniques and Applications, edited by I. I. Mandoiu and A. Zelikovsky, Wiley.
Orzack, S.H. 2008. Testing adaptive hypotheses, optimality models, and adaptationism. Pages 87-112 in Oxford Handbook of Philosophy of Biology, Edited by M. Ruse. Oxford University Press.
Hansen, T.F., J. Pienaar, and S.H. Orzack. 2008. A comparative method for studying adaptation to a randomly evolving environment. Evolution 62: 1965-1977.
Tuljapurkar, S., U.K. Steiner, and S.H. Orzack 2009. Dynamic heterogeneity in life histories. Ecology Letters 12: 93-106.
Orzack, S.H. 2009. The consensus approach to resolving heterogeneity among haplotype inferrals: a comment on Huang et al. (2008). Molecular Ecology 18: 1553-1555.
Steiner, U.K., S. Tuljapurkar, and S.H. Orzack 2010. Dynamic heterogeneity and life history variability in the Kittiwake. Journal of Animal Ecology 79: 436-444.
Orzack, S.H. 2010. Optimality models. Pages 26-27 in: Evolutionary Behavioral Ecology, Edited by D.F. Westneat and C.W. Fox, Oxford University Press.
Orzack, S.H., and P. Forber. 2010. Adaptationism. Stanford Encyclopedia of Philosophy, plato.stanford.edu/entries/adaptationism
Keyfitz, N., and S.H. Orzack. 2010. Fisher and friends (Or: Famous statisticians whom in the course of my 96 years I was lucky enough to meet and get to know). Significance 7: 185.
Steinsaltz, D. and S.H. Orzack. 2011. Statistical methods for paleodemography on fossil assemblages having small numbers of specimens: an investigation of dinosaur survival rates. Paleobiology 37: 113-125.
Orzack, S.H., U.K. Steiner, S. Tuljapurkar, and P. Thompson. 2011. Static and dynamic expression of life history traits in the northern fulmar Fulmarus glacialis. Oikos 120: 369-380.
Havens, J.A., S.H. Orzack, and W.J. Etges. 2011 Mate choice opportunity leads to shorter offspring development time in a desert insect. Journal of Evolutionary Biology 24: 1317-1324.
Orzack, S.H. 2012. The philosophy of modelling or Does the philosophy of biology have any use? Philosophical Transactions of the Royal Society B 367: 170-180.
Orzack, S.H. 2013. The evolution of the testing of evolution. Pages 330-335 in: The Cambridge Encyclopedia of Darwin and Evolutionary Thought. Edited by M. Ruse, Cambridge University Press.
Stubblefield, J.W., and S.H. Orzack. 2013. Resource Transfers and Evolution: Helpful Offspring and Sex Allocation. Theoretical Population Biology 83: 64-81.
Shpak, M., S.H. Orzack, and E. Barany. 2013. The influence of demographic stochasticity on evolutionary dynamics and stability. Theoretical Population Biology 88: 47-56.
Evans, M.R., V. Grimm, K. Johst, T. Knuutila, R. de Langhe, C. M. Lessells, M. Merz, M.A. O'Malley, S.H. Orzack, M. Weisberg, D. J. Wilkinson, O. Wolkenhauer, and T.G. Benton. 2013 Do simple models lead to generality in ecology? Trends in Ecology and Evolution 28: 578-583.
Orzack, S.H. 2014. A commentary on "The Formal Darwinism Project": there is no grandeur in this view of life. Biology & Philosophy 29: 259-270.
Orzack, S.H., J.W. Stubblefield, V.R. Akmaev, P. Colls, S. Munne, T. Scholl, D. Steinsaltz, and J.E.Zuckerman. 2015. The human sex ratio from conception to birth. Proceedings of the National Academy of Sciences (USA) 112: E2102-E2111.
Orzack, S.H. 2015. Adaptation. Pages 5-14 in: The Vocabulary for the Study of Religion, Volume 1. Edited by R. A. Segal and K. von Stuckrad. Brill.
Orzack, S.H. 2016. Old and new ideas about the human sex ratio. Significance 13: 24-27
Orzack, S.H. 2016. Statics and dynamics of reproduction and survival in the mute swan, Cygnus olor. In preparation.
Orzack, S.H. 2016. Is there one trajectory of aging in the olive baboon (Papio cynocephalus)? In preparation.
Orzack, S.H. 2016. A molecular-genetic analysis of population structure in two parasitic wasps, Nasonia giraulti and N. vitripennis. In preparation.
Orzack, S.H. and N. Myhrvold.2016. Why are dinosaurs big and mammals are not? In preparation.
2008. Declaration of Steven Orzack, Ph.D. In Support of National Wildlife Federation's Motion For Summary Judgement Civ. UNITED STATES DISTRICT COURT-DISTRICT OF OREGON No. 01-0640-RE (Lead Case), CV 05-0023-RE (Consolidated Cases).In collaboration with EarthJustice www.earthjustice.org and Save Our Wild Salmon www.wildsalmon.org
2008. Reply Declaration of Steven Orzack, Ph.D. In Support of National Wildlife Federation's Motion For Summary Judgement Civ. UNITED STATES DISTRICT COURT-DISTRICT OF OREGON No. 01-0640-RE (Lead Case), CV 05-0023-RE (Consolidated Cases). In collaboration with EarthJustice www.earthjustice.org and Save Our Wild Salmon www.wildsalmon.org