Deborah A. Roach
Plant Evolutionary Ecology
University of Virginia - Biology Department - Gilmer Hall Room 047
Office: (434)982-4858 Lab: (434)982-5273


Curriculum Vitae

M.S. thesis: "Buried Seed and Standing Vegetation in Two Adjacent Tundra Habitats, Northern Alaska". Ph.D. thesis: "Ecological Genetics of Life History Components in Geranium carolinianum".
Magna cum laude graduate in Biology. B.A. Undergraduate thesis: "Anatomical, Reproductive, and Physiological Features of Early Colonizing Alpine Plant Species".

PROFESSOR, Department of Biology, University of Virginia 2014-present
ASSOCIATE PROFESSOR, Department of Biology, University of Virginia 2005-2014
ASSISTANT PROFESSOR, Department of Biology, University of Virginia 1998-2005
RESEARCH ASSISTANT PROFESSOR, Department of Zoology, Duke University 1987-1998
ASSISTANT DEAN, Natural Sciences, Duke University 1987-1990
NIH POSTDOCTORAL FELLOW, Department of Zoology, Duke University 1984-1987


Dahlgren, J.P. and D.A. Roach. 2017. Demographic senescence in herbaceous plants. pp. 303-391. In, “Senescence Across the Tree of Life” (Salguero-Gomez, R., Shefferson, R. and Jones, O. Eds.) Cambridge University Press.

Roach, D.A. 2016. Uncovering variation in the patterns of aging. PNAS 113(23):6328-6329.

Fenollosa, E., D.A. Roach, S. Munne-Bosch. 2016. Death and plasticity in clones influence invasion success. Trends in Plant Science. 21(7): 551-553.

Aikens, M. L. and D. A. Roach. 2015. Potential impacts of tolerance to herbivory on population dynamics of a monocarpic herb. American Journal of Botany. 102:1901-1911.

Beans, C.M. and D.A. Roach. 2015a. An invasive plant alters pollinator-mediated phenotypic selection on a native congener. American Journal of Botany. 102:50-57. 

Beans, C.M. and D.A. Roach. 2015b. An invasive plant alters phenotypic selection on the vegetative growth of a native congener. American Journal of Botany 102:217-224.

Roach, D.A. and J.R. Carey. 2014. Population Biology of Aging in the Wild. 2014. Annual Review of Evolution, Ecology and Systematics. 45:421-443.  Link:

Aikens, M. L., and D. A. Roach. 2014. Population dynamics in central and edge populations of a narrowly endemic plant. Ecology. 95(7):1850-1860.

Goodrich, S.H. and D.A. Roach. 2013. Effects of early-life environment on phenotype and selection in Agrostemma githago. International Journal of Plant Science 174(6): 877-885.

Shefferson, R.P. and D.A. Roach. 2013. Longitudinal analysis in Plantago: strength of selection and reverse-age analysis reveal indeterminate senescence. Journal of Ecology 101(3): 577-584.

Goodrich, S.H., C. Beans and D.A. Roach. 2013. Environmental conditions during early life determine the consequences of inbreeding depression in Agrostemma githago (Caryophylaceae). Journal of Evolutionary Biology 26(3): 499-508.

Roach D.A. 2012. Age, growth and size interact with stress to determine life span and mortality. Experimental Gerontology 47:782-782.

Shefferson, R.P. and D.A. Roach 2012. The triple helix of Plantago lanceolata: Genetics and the environment interact to determine population dynamics. Ecology 93(4): 793-802.

Yoshizuka, E.M. and D.A. Roach. 2011. Plastic growth responses to simulated herbivory. International Journal of Plant Sciences 172(4): 521-529.

Shefferson, R.P. and D.A. Roach. 2010. Longitudinal analysis of Plantago: Adaptive benefits of iteroparity in a short-lived herbaceous perennial. Ecology 91(2):441-447.

Roach, D.A., C. Ridley, and J. Dudycha. 2009. Longitudinal analysis of Plantago: Age by environment interactions reveal aging. Ecology 90(6): 1427-1433.

Priest, N. K., D. A. Roach, and L. F. Galloway. 2008. Cross-generational fitness benefits of mating and male seminal fluid. Biology Letters 4:6-8.

Priest, N.K., L.F. Galloway, and D.A. Roach. 2008. Mating Frequency and Inclusive Fitness in Drosophila melanogaster. American Naturalist 171(1):10-21.

Priest, N.K., D.A. Roach, and L.F. Galloway. 2007. Mating-induced recombination in fruit flies. Evolution 61(1):160-67.

Roach, D.A. and J. Gampe. 2004. Age-specific demography in Plantago: Uncovering age-dependent mortality in a natural population. American Naturalist 164(1): 60-69.

Vaupel, J.W., A. Baudisch, M. Dölling, D.A. Roach, and J. Gampe. 2004. The case for negative senescence. Theoretical Population Biology 65:339-351.

Roach, D.A. 2004. Evolutionary approaches to the study of whole plant senescence. pp. 331-348. In: Plant Cell Death Processes (L.D. Nooden, Ed.). Academic Press.

Roach, D.A. 2003. Age specific demography in Plantago: Variation among cohorts in a natural population. Ecology 84(3): 749-756.

Lacey, E.P., D.A. Roach, D. Herr, S. Kincaid, and R. Perrott. 2003. Multigenerational effects of flowering and fruiting phenology in Plantago lanceolata. Ecology 84(9): 2462-75.

Dudycha, J. and D.A. Roach. 2003. Pathogen frequency in an age-structured population of Plantago lanceolata. Oecologia 136:141-147.

Roach, D.A. 2001. Environmental effects on age-dependent mortality: A test with a perennial plant species under natural and protected conditions. Experimental Gerontology 36:687-694.

Roach, D.A. 1999. Ecology and the comparative approach.(Book review). New Phytologist 142:1-2.

Roach, D.A. 1993. Evolutionary senescence in plants. Genetica 91:53-64. Reprinted in Genetics and Evolution of Aging, 1994, M.R. Rose and C.E. Finch (Eds.), p.71-82, Volume 3 of Contemporary Issues in Genetics and Evolution, Kluwer Academic Publishers.

Roach, D.A. 1992. Parental care and the allocation of resources across generations. Evolutionary Ecology 6:187-197.

Roach, D.A. 1992. The biology of life span. (Book review). Ecology 73(1): 379-381.

Roach, D. A. and R. Wulff. 1987. Maternal effects in plants. Annual Review of Ecology and Systematics. 18:209-35.

Roach, D. A. 1987. Variation in seed and seedling size in Anthoxanthum odoratum. American Midland Naturalist. 117(2): 258-264.

Roach, D. A. 1986. Time of seed production and dispersal in Geranium carolinianum: Identifying the important components of fitness for an annual plant. Ecology 67(2): 572-576.

Roach, D. A. 1986. Life history variation in Geranium carolinianum. I. Covariation between characters at different stages of the life cycle. American Naturalist 128(1): 47-57.

Roach, D. A. 1985. Genetic and environmental constraints to selection response for juvenile characters in Geranium carolinianum. In: Genetic Differentiation and Dispersal in Plants. pp. 191-201. (P. Jacquard, G. Heim, and J. Antonovics Eds.) NATO ASI Series, Vol. G5. Berlin: Springer-Verlag.

Roach, D. A. and P. J. Marchand. 1984. Recovery of alpine disturbances: early growth and survival in populations of the native species Arenaria groenlandica, Juncus trifidus, and Potentilla tridentata. Arctic and Alpine Research. 16(1):37-43.

Roach, D. A. 1983. Buried seed and standing vegetation in two adjacent tundra habitats, northern Alaska. Oecologia 60(3):359-364.

Marchand, P. J. and D. A. Roach. 1980. Reproductive strategies of pioneering alpine species: Seed production, dispersal, and germination. Arctic and Alpine Research. 12(2):137-146.