B.S. Universidad de Costa Rica
M.S. Universidad de Costa Rica
Ph.D. The Pennsylvania State University
Plant Reproductive Ecology and Evolution
Evolutionary Disease Biology & Plant-pathogen interactions
Population Genetics, Molecular Ecology
Biology of Invasive Species, Conservation Biology , Tropical Biology
Grants & Awards
Directorate of Environmental Biology, National Science Foundation. Research Initiation Grant: Disease as a driver of diversification in life history, pathogenicity and reproductive strategies. August 2009-July 2014
Directorate for Biological Sciences, National Science Foundation. Post-Doctoral Minority Fellowship, Phylogenetic, ecological and life-history determinants of a globally distributed disease complex. July 2007-June 2009.
Most Recent Publications:
Gibson*, A. K., E. Petit, J. I. Mena-Ali, B. Oxelman, and M. E. Hood. 2013. Life-history strategy defends against disease and may select against physiological resistance. Ecology and Evolution 3: 1741–50.
Kariyat, R. R., J. I. Mena-Ali, B. Forry*, M. C. Mescher, C. M. DeMoraes and A. G. Stephenson. 2012. Inbreeding, herbivory, and the transcriptome of Solanum carolinense. Entomologia Experimentalis Applicata 144: 134–44
Gibson*, A. K., J. I. Mena-Ali and M. E. Hood. 2010. Loss of pathogens and disease resistance in threatened plant species. Oikos 119: 1919–1928.
Hood, M. E., J. I. Mena-Ali, A. K. Gibson*, B. Oxelman, T. Giraud, R. Yockyeng, M. Arroyo, F. Conti, A. Pedersen, P. Gladieux and J. Antonovics. 2010. The worldwide occurrence of the anther-smut fungus Microbotryum violaceum on species of the Caryophyllaceae. New Phytologist 187:217-229.
Mena-Ali, J. I., L. Kessler* and A. G. Stephenson. 2009. Evidence for sheltered load around the S-locus in Solanum carolinense. Sexual Plant Reproduction 22:63-71
Good-Avila, S., J. I. Mena-Ali and A. G. Stephenson. 2008. Chapter 2: Genetic and Environmental Causes and Evolutionary Consequences of Variations in Self-Fertility in Self Incompatible Species, pages 33-51. In: Self-incompatibility in Flowering Plants – Evolution, Diversity, and Mechanisms, edited by Noni Franklin-Tong (Springer-Verlag)
Mena-Ali, J. I., L. Kessler* and A. G. Stephenson. 2008. Inbreeding depression in Solanum carolinense, a species with a plastic self-incompatibility response. BMC Evolutionary Biology 8:10 (DOI:10.1186/1471-2148-8-10)
Mena-Ali, J. I. and A. G. Stephenson. 2007. Segregation analyses of partial self-incompatibility in self and cross progeny of Solanum carolinense reveal a leaky S-allele. Genetics 177: 501-510
Mena-Ali, J.I. and O. J. Rocha. 2005. Selective seed abortion affects the vigor of the offspring in Bauhinia ungulata L. (Fabaceae). Annals of Botany 95: 1017-1023
Mena-Alí, J.I. and O. J. Rocha. 2005. Effect of ovule position within the pod on the patterns of seed production in Bauhinia ungulata L. (Fabaceae). Annals of Botany 95: 449–455
Travers, S. E., J. I. Mena-Alí, and A. G. Stephenson. 2004. Plasticity in the self-incompatibility of Solanum carolinense. Plant Species Biology 19:127-135
Stephenson, A.G., S.E. Travers, J.I. Mena-Alí and J.A Winsor. 2003. Pollen performance before and during the autotrophic-heterotrophic transition of pollen tube growth. Philosophical Transactions of the Royal Society of London, Series B 358: 1009-1018
FND 157: History of Natural History
BIO 110: Principles of Evolution, Ecology and Heredity