Research Assistant Professor
3109 Biological Sciences Building
B.Sc. in Biology, Texas State University, 2006
M.Sc. in Population and Conservation Biology, Texas State Universty, 2009
Ph.D. in Biologial Sciences, University of Notre Dame, 2016
Post-Doctoral Fellow, Rice Academy of Fellows, Rice University, 2016-2018
Research Assistant Professor, Wayne State University, 2018-Present
Research Interest/Area of Expertise
Adaptation and Speciation
Egan SP, Zhang L, Comerford M, Hood GR. (2018) Botanical parasitism of an insect by a parasitic plant. Current Biology 28:R863-R864.
Hood GR, Zhang L, Topper L*, Pinto PBDF, del Pino G, Comerford MS, Egan SP. (2018) ‘Closing the life cycle’ in Andricus quercuslanigera (Ashmead 1881) (Hymenoptera: Cynipidae). Annals of the Entomological Society of America.
Schuler H, Egan SP, Hood GR, Driscoe A, Ott JR. (2018) Patterns of Wolbachia infection among populations of the gall wasp Belonocnema treatae: the effects of generation, geography, ecology and history. BMC Evolutionary Biology 18:1.
Ragland GJ, Meyers PJ, Doellman MM, Hood GR, Egan SP, Powell THQ, Hahn DA, Nosil P, Feder JL. (2017) A test of genomic modularity among life history adaptations promoting speciation-with-gene-flow. Molecular Ecology 26:3926-3942.
Hood GR, Ott JR. (2017) Independent life history evolution between generations of bivoltine species: a case study of cyclical parthenogenesis Oecologia 183:1053-1064.
Hamerlinck G., Lemoine NP, Hood GR, Abbott KC, Forbes AA. (2016) Meek mothers with powerful daughters: effects of novel host environments and small trait differences on parasitoid competition. Oikos 1:1-12.
Hamerlinck G, Hulbert D, Hood GR, Smith JJ, Forbes AA. (2016) Histories of host shifts and cospeciation among free-living parasitoids of Rhagoletis flies. Journal of Evolutionary Biology 29:1766-1779.
Mattsson M, Hood GR, Feder JL, Ruedas LA. (2016) Rapid and repeatable shifts in life history timing of Rhagoletis pomonella (Diptera: Tephritidae) following colonization of novel host plants in the Pacific Northwestern United States. Ecology and Evolution 5:5823-5837.
Hood GR, Forbes AA, Powell THQ, Egan SP, Hamerlinck G, Smith JJ, Feder JL. (2015) Sequential divergence and the multiplicative origin of community diversity. Proceedings of the National Academy of Science USA 112:E5980-E5989.
Arcella T‡, Hood GR‡, Powell THQ‡, Sim SB, Yee WL, Schwarz D, Egan SP, Goughnour RB, Smith JJ, Feder JL. (2015) Hybridization and the spread of the Apple Maggot Fly, Rhagoletis pomonella (Diptera: Tephritidae), in the Northwestern United States. Evolutionary Applications 8:834-846. ‡Equal author contribution
Egan, SP, Ragland GR, Assour L, Powell THQ, Hood GR, Emrich S, Nosil P, Feder JL. (2015) Experimental evidence natural selection drives genome-wide divergence during sympatric speciation. Ecology Letters 18:817-825.
Powell, THQ, Forbes AA, Hood GR, Feder JL. (2013) Ecological adaptation and reproductive isolation in sympatry: genetic and phenotypic evidence for multiple native host races in Rhagoletis pomonella. Molecular Ecology 23:688-704.
Powell THQ, Hood GR, Murphy M*, Heilveil JS, Berlocher SH, Nosil P, Feder JL. (2013) Genomic divergence along a speciation continuum: the transition from host race to species in Rhagoletis (Diptera: Tephritidae). Evolution 67:2561-2576.
Hood GR, Egan SP, Feder JL. (2012) Evidence for sexual isolation as a prezygotic barrier to gene flow between morphologically divergent species of Rhagoletis fruit flies. Ecological Entomology 37:521-528.
Hood GR, Egan SP, Feder JL. (2012) Interspecific competition and speciation in endoparasitoids. Evolutionary Biology 39:219-230.
Egan SP, Hood GR, Feder JL, Ott JR. (2012) Divergent host plant use promotes reproductive isolation among cynipid gall wasp populations. Biology Letters 8:605-608.
Hood GR, Ott JR. (2011) Generational shape shifting: changes in egg shape and egg size between asexual and sexual generations of a cyclically parthenogenic gall former. Entomologia Experimentalis et Applicata 141:88-96.
Egan SP, Hood GR, Ott JR. (2011) Natural selection on gall size: Variable contributions of individual host plants to landscape wide patterns. Evolution 65:3543-3557.
Hood GR, Ott JR. (2009) Developmental plasticity and reduced susceptibility to natural enemies following host plant defoliation in a specialized herbivore. Oecologia 162:673-83.