See our poster page for the most recent results.

(* denotes undergraduate author)

2006 - present

Vacher, C., T.M. Kossler, M.E. Hochberg, and A.E. Weis.  2011.  Impact of interspecific hybridization between crops and weedy relatives on the evolution of flowering time in weedy phenotypes.  PLoS ONE 6(2): e14649

Franks, S.J., and A.E. Weis. 2009. Climate change alters reproductive isolation and potential gene flow in an annual plant. Evolutionary Applications 2: 481-488. (pdf)

Franks, S.J, J.C. Avise, W.E. Bradshaw, J.K. Conner, J.R. Etterson, S.J. Mazer, R.G. Shaw and A.E. Weis. 2008. The Resurrection Initiative: Storing ancestral genotype to capture evolution in action. Bioscience 58: 870-873. (pdf)

Franks, S.J, and A.E. Weis. 2008. A change in climate causes rapid evolution of multiple life-history traits and their interactions in an annual plant. Journal of Evolutionary Biology 21: 1321-1334. (pdf)

Elzinga, J.A., A. Atlan, A. Biere, L. Gigord, A.E. Weis and G. Bernasconi. 2007. Time after time: Flowering phenology and biotic interactions. Trends in Ecology and Evolution 22: 432-439. (pdf)

Franks, S.J., S. Sim* and A.E. Weis. 2007. Rapid evolution of flowering time by an annual plant in response to a climate fluctuation. Proceedings of the National Academy of Sciences 104: 1278-1282. (pdf)

Ellis, G.A., B.A. Gaut and A.E. Weis. 2007. The spatial scale of local adaptation and populations genetic structure in a miniature succulent, Agyroderma pearsonni. New Phytologist 174: 904-914. (pdf)

Weis, A.E. and S.J. Franks. 2006. Herbivory tolerance and coevolution: an alternative to the arms race? New Phytologist 170: 423-425.

Ellis, G.A., and A.E. Weis. 2006. Coexistance and differentiation of “flowering stones”: the role of local adaptation to soil microenvironment. Journal of Ecology 94: 322-335. (pdf)

Ellis, G.A., A.E. Weis and B.A. Gaut. 2006. Evolutionary radiation of “stone plants” in the genus Argyroderma (Aizoaceae): unraveling the effects of landscape, habitat and flowering time. Evolution 60: 39-55. (pdf)

Franke, D.M., A. Ellis, M. Dharjwa*, M. Freshwater*, A. Padron*, M. Fujikawa* and A.E. Weis. 2006. A steep cline in flowering time for Brassica rapa in southern California, I: Population-level variation in the field and the greenhouse. International Journal of Plant Sciences 167: 83-92. (pdf)


2001 - 2005

Weis, A.E. 2005. Direct and indirect assortative mating: a multivariate approach to plant flowering schedules. Journal of Evolutionary Biology 18: 536-546. (pdf)

Hawkins, B.A., J.A.F. Diniz-Filho and A.E. Weis. 2005. The mid-domain effect and diversity gradients: is there anything to learn? American Naturalist 66: E140-E144.

Weis, A.E. 2005. Review of: Genetics in the Wild, John C. Avis. History and Philosophy of the Life Sciences 24: 464-465.

Weis, A.E. 2005. Assessing the ecological fitness of recipients, in, G. poppy and M. Wilkinson (eds.), Gene Flow from Genetically Modified Crops, Blackwell, Sheffield, UK.

Weis, A.E., J. Winterer, T.A. Kossler*, C. Young*, C. Vacher and G.L. LeBuhn. 2005. Phenological assortative mating in plants: causes and consequences of its inherent frequency-dependence. Evolutionary Ecology Research 7: 161-181. (pdf)

Winterer, J. and A.E. Weis. 2004. Stress-induced assortative mating and the evolution of stress resistance. Ecology Letters 7: 785-792. (pdf)

Vacher, C., A.E. Weis, D. Herman*, T. Kossler*, C. Young* and M. Hochberg. 2004. Impact of ecological factors on the initial invasion of Bt transgenes into wild populations of birdseed rape (Brassica rapa). Theoretical and Applied Genetics 190: 806-814. (pdf)

Weis, A.E., and T. M. Kossler*. 2004. Genetic variation in flowering time induces phenological assortative mating: quantitative genetic methods applied to Brassica rapa. American Journal of Botany 91: 825-836. (pdf)

Hochberg, M. and A.E. Weis. 2001. Ecology—Bagging the lag. (News and Views). Nature 409: 992-993.

Weis, A.E. 2001. Predator-prey and parasite-host interactions. In, S. Brenner and J. Miller (eds.), The Encyclopedia of Genetics, Academic Press.

Weis, A.E., E.L. Simms and M.E. Hochberg. 2001. Will plant vigor and tolerance be genetically correlated?: Effects of intrinsic growth rate and self-limitation on re-growth. Evolutionary Ecology 14: 331-352. (pdf)


1996 - 2000

Weis, A.E., and M.E. Hochberg. 2000. The diverse effects of intra-specific competition on selection for resistance: A model and its predictions. American Naturalist 156: 276-292. (pdf)

Sumerford, D.V., W.G. Abrahamson and A.E. Weis. 2000. The effects of drought on the Solidago altissima-Eurosta solidaginis-natural enemy complex: population dynamics, local extirpations, and measures of selection intensity on gall size. Oecologia 122: 240-248.

Miller, W.B. and A.E. Weis. 1999. Geographic differentiation and environment-dependent susceptibility of coyote bush to a gall midge. Oikos 84: 199-208.

Krupnick, G.A. and A.E. Weis. 1999. Gametes gone to waste: Effects of floral herbivores on male and female reproductive success in Isomeris arborea. Ecology 80: 135-149. (pdf)

Krupnick, G.A., A.E. Weis and D.R. Campbell. 1999. The consequences of floral herbivory for pollinator service to Isomeris arborea. Ecology 80: 125:134. (pdf)

Weis, A.E. and W.G. Abrahamson. 1998. Just lookin’ for a home. Natural History 107(7): 60-63.

Richter, K.S. and A.E. Weis. 1998. Inbreeding and outcrossing in Yucca whipplei: consequences for the reproductive success of plant and pollinator. Ecology Letters 1: 21-24.

Krupnick, G.A. and A.E. Weis. 1998. Floral Herbivore effects on sex expression in an andromonoecious plant, Isomeris arborea. Plant Ecology 134: 151-162.

Abrahamson, W.G., and A.E. Weis. 1997. Evolutionary Ecology across Three Trophic Levels: Goldenrods, Gallmakers and Natural Enemies. Princeton Monographs in Population Biology, Princeton University Press.

Weis, A.E. 1996. Variable selection on Eurosta's gall size, III: Can a response to selection be detected? Journal of Evolutionary Biology 9: 623-640.


1991 - 1995

Richter, K.S., and A.E. Weis. 1995. Differential abortion in yucca. Nature 376: 557-558.

Brown, D.G. and A.E. Weis. 1995. Prior grazing of goldenrod reduces the growth and reproduction of a specialist herbivore, Trirhabda canadensis. Ecology 76: 426-436. (pdf)

Weis, A.E. 1994. What can gallmakers tell us about the natural selection on plant defense? pp. 157-171, In, P.W. Price, W.J. Mattson, and Y. Baranchikov (eds.), The Ecology and Evolution of Gall-forming Insects. USDA General Technical Report NC-174.

Weis, A.E., and A.D. Kapelinski. 1994. Variable selection on Eurosta's gall size, II: A path analysis of the ecological factors behind selection. Evolution 48: 734-745.

Plakadis, J.D., and A.E. Weis. 1994. Larval concealment and parasitoid attack in the gall midge Asphondylia rudbeckiaeconspicua (Diptera: Cecidomyiidae). Environmental Entomology 23: 115-121.

Weis, A.E. 1993. Galls from the inside out. Review of: Biology of Insect Galls, J.D. Shorthouse and O Rhofritsch, (eds.) Ecology 74: 1210-1211.

Weis, A.E. 1993. Host gall size predicts host quality for the parasitoid Eurytoma gigantea, but can the parasitoid tell? Journal of Insect Behavior 5: 591-602.

Bross, L.R., A.E. Weis and L. Hanzely. 1992. Ultrastructure of cells of the goldenrod (Solidago altissima) ball gall induced by Eurosta solidaginis. Cytobios 71: 51-65.

Weis, A.E., W.G. Abrahamson and M. Andersen. 1992. Variable selection on Eurosta's gall size, I: The extent and nature of variation in selection. Evolution 46: 1674-1697. (pdf)

Weis, A.E., and D.R. Campbell. 1992. Plant genotype: A variable factor in animal-plant interactions. In, M.D. Hunter, T. Ohgushi and P.W. Price (eds.), Effects of Resource Distribution on Animal-Plant Interactions. Academic Press, Orlando, FL.

Weis, A.E. 1992. Plant variation and the evolution of phenotypic plasticity in herbivore performance. In, R.F. Fritz and E.L. Simms (eds.), Ecology and Evolution of Host Plant Resistance. University of Chicago Press, Chicago IL.


1986 - 1990

Lichter*, J.P., A.E. Weis and C. Dimmick. 1990. Growth and survivorship of the goldenrod gall fly, Eurosta solidaginis, on two sympatric host plants. Environmental Entomology 19: 972-977.

Walton, R., A.E. Weis and J.P. Lichter*. 1990. Oviposition behavior and response to plant height by the goldenrod gall fly, Eurosta solidaginis (Fitch). Annals of the Entomological Society of America 83: 509-514.

Weis, A.E., and W.L. Gorman. 1990. Measuring selection on reaction norms: explorations of the SolidagoEurosta system. Evolution 44: 820-831. (pdf)

Crego, C.L., A.E. Weis, N.O. Polans, and C.K. Bretz*. 1990. Sympatric sibling species of Asteromyia (Diptera: Cecidomyiidae) from phenotypically distinct galls on the same host plant species. Annals of the Entomological Society of America 83: 149-154.

Weis, A.E. 1989. Stressed plants and what bugs them. Review of: Plant Stress-Insect Interactions, E.A. Heinrichs, (ed.) Ecology 70: 1958.

Weis, A.E., K.D. McCrea and W.G. Abrahamson. 1989. Can there be an escalating arms race without coevolution?: Implications of a hostparasitoid simulation. Evolutionary Ecology 3: 361-370.

Weis, A.E., C.L. Wolfe* and W.L. Gorman. 1989. Genotypic variation and integration of histological features of the goldenrod ball gall. American Journal of Botany 76: 1541-1550.

Abrahamson, W.G., J.F. Satler, K.D. McCrea and A.E. Weis. 1989. Variation in selection pressures on the goldenrod gall fly and competitive interactions of its natural enemies. Oecologia 79: 15-22.

Weis, A.E. and M.R. Berenbaum. 1988. Insect herbivores and green plants, pp. 123-162. In, W.G. Abrahamson, Ed., PlantAnimal Interactions. McGrawHill.

Weis, A.E., R. Walton and C.L. Crego. 1988. Reactive plant tissue sites and the population biology of gall makers. Annual Review of Entomology 33: 467-486.

Abrahamson, W.G. and A.E. Weis. 1987. The nutritional ecology of gallmaking arthropods, pp. 235-258. In, F. Slansky Jr. and J.G. Rodriguez (eds.), Nutritional Ecology of Insects, Mites and Spiders. John Wiley & Sons.

Weis, A.E., H.G. Hollenbach* and W.G. Abrahamson. 1987. Genetic and maternal effects on the development of seedling traits in Solidago altissima. American Journal of Botany 74: 1487-1497.

Weis, A.E. and W.G. Abrahamson. 1986. Evolution of host plant manipulation by gallmakers: Ecological and genetic factors in the Solidago Eurosta system. American Naturalist 127: 681-695.


1980 - 1985

McCrea, K.D., W.G. Abrahamson and A.E. Weis. 1985. Effects of the goldenrod ball gall on 14C translocation and growth in Solidago altissima. Ecology 66: 1902-1907.

Weis, A.E., W.G. Abrahamson and K.D. McCrea. 1985. Host gall size and oviposition success by the parasitoid Eurytoma gigantea. Ecological Entomology 10: 341-348.

Weis, A.E. and W.G. Abrahamson. 1985. Potential selective pressures exerted by parasites on a plantherbivore interaction. Ecology 66: 1261-1269. (pdf)

Weis, A.E. 1985. Review of: Size, Function and Life History, By William A. Calder III. The Auk 102 :434-435.

Weis, A.E., and A.D. Kapelinski. 1984. Manipulation of host plant development by the gall midge Rhabdophaga strobiloides. Ecological Entomology 9: 457-469.

Weis, A.E. 1984. Apical dominance asserted over lateral buds by the gall of Rhabdophaga strobiloides. Canadian Entomologist 116: 1277-1279.

Weis, A.E., P.W. Price, and M. Lynch. 1983. Selective pressures on clutch size of the gallmaker Asteromyia carbonifera. Ecology 64: 688-695. (pdf)

Weis, A.E. 1983. Parasitism patterns by Torymus capite on hosts distributed in small patches. Journal of Animal Ecology 3: 867-878.

Weis, A.E. 1983. Resource utilization patterns in a community of gallattacking parasitoids. Environmental Entomology 11: 809-815.

Weis, A.E. 1982. Use of a symbiotic fungus by the gallmaker Asteromyia carbonifera to inhibit attack by the parasitoid Torymus capite. Ecology 63: 1205-1208.

Price, P.W., C.E. Bouton, P. Gross, B.A. McPheron, J.N. Thompson, and A.E. Weis. 1981. Interactions among three trophic levels: Influence of plants on the interaction of insect herbivores and their natural enemies. Annual Review of Ecology and Systematics 11: 41-65. (pdf)

Bouton, C.E., B.A. McPheron and A.E. Weis. 1980. Parasitoids and competition. American Naturalist 116: 876-881.