Dr. Jessica Blois


Ph.D., Stanford University
M.A., Humboldt State University
B.S., University of California, San Diego

Current Position: 
Assistant Professor, School of Natural Sciences, University of California, Merced
Research Interests: 

 Ecological and evolutionary responses to past, recent and future environmental change, using approaches such as:

  • paleoecology
  • niche/community modeling
  • phylogenetics/phylochronology

Blois, J.L., Zarnetske, P.L., Fitzpatrick, M.C., and S. Finnegan (2013). Climate change and the past, present, and future of biotic interactions. Science 341: 499-504

Williams, J.W., Blois, J.L., Gill, J.L., Gonzalez, L.M., Grimm, E.C., Jackson, S.T., Ordonez, A., Shuman, B., and S.D. Veloz (2013). Model systems for a no-analog future: Species associations and climates during the last deglaciation. Annals of the New York Academy of Sciences 1297: 29-43

Blois, JL, Williams, JW, Fitzpatrick, MC, Jackson, ST, and S Ferrier (2013). Space can substitute for time in predicting climate-change effects on biodiversity. Proceedings of the National Academy of Sciences 110:9374-9379

Blois, JL, Williams, JW, Fitzpatrick, MC, Ferrier, S, Veloz, S, He, F, Liu, Z, Manion, G, and B Otto-Bliesner (2013). Modeling the climatic drivers of spatial patterns in vegetation composition since the Last Glacial Maximum. Ecography 36:460-473

Uhen, MD, Barnosky, AD, Bills, B, Blois, JL, Carrasco, MA, Carrano, MT, Erickson, GM, Eronen, J, Fortelius, M, Graham, RW, Grimm, EC, O’Leary, M, Mast, A, Piel, W, Polly, PD, and LK Säilä (2013). From cards catalogs to computers: Databases in vertebrate paleontology. J. Vertebrate Paleontology 33: 13-28

Gill, JL, Blois, JL, Goring, S, Marlon, JR, Bartlein, PJ, Nicoll, K, Scott, AC, and C Whitlock (2012). Letter to the Editor: Paleoecological changes at Lake Cuitzeo were not consistent with an extraterrestrial impact. Proceedings of the National Academy of Sciences 109(34): E2243

Goring, SJ, Williams, JW, Blois, JL, Jackson, ST, Paciorek, CJ, Booth, RK, Marlon, JR, Blaauw, M and JA Christen (2012). Deposition times in the northeastern United States during the Holocene: establishing valid priors for Bayesian age models. Quaternary Science Reviews 48: 54-60

Veloz, S, Williams, JW, Blois, JL, He, F, Otto-Bliesner, B, and Z Liu (2012). No-analog climates and shifting realized niches during the late Quaternary: implications for 21st-century predictions by species distribution models. Global Change Biology 18: 1698-1713.

Clark, PU, Shakun, JD, Baker, PA, Bartlein, PJ, Brewer, S, Brook, EJ, Carlson, AE, Cheng, H, Kaufman, DS, Liu, Z, Marchitto, TM, Mix, AC, Morrill, C, Otto-Bliesner, B, Pahnke, K, Russell, JM, Whitlock, C, Adkins, JF, Blois, JL, Clark, J, Colman, SC, Curry, WB, Flower, BP, He, F, Johnson, TC, Lynch-Stieglitz, J, Markgraf, V, McManus, JF, Mitrovica, JX, Moreno, PI, and JW Williams (2012). Global climate evolution during the last deglaciation. Proceedings of the National Academy of Sciences 109: E1134-42

Blois, JL and EA Hadly. Fossils from Northern California reveal insights about biological responses to future climatic change. in TL Root , KR Hall, M Herzog, and CA Howell, editors. Linking Science and Management to Conserve Biodiversity in a Changing Climate. University of California Press. Invited chapter. Book publication expected in 2011.

Blois, JL, Williams, JW, Grimm, EC, Jackson, ST, & RW Graham (2011). A methodological framework for assessing and reducing temporal uncertainty in paleovegetation mapping from late-Quaternary pollen records. Quaternary Science Reviews 30: 1926-1939.

Williams, JW, Blois, JL, & BN Shuman (2011). Extrinsic and intrinsic forcing of abrupt ecological change: case studies from the late Quaternary. Journal of Ecology 99: 664-677.
Blois, JL, McGuire, JL, & EA Hadly (2010). Small mammal diversity loss in response to late-Pleistocene climatic change. Nature 465: 771-774.

Blois, JL & EA Hadly (2009). Mammalian response to Cenozoic climatic change. Annual Review of Earth and Planetary Sciences 37: 181-208

Blois, JL, Feranec, RS & EA Hadly (2008). Environmental influences on spatial and temporal patterns of body size variation in California ground squirrels (Spermophilus beecheyi). Journal of Biogeography 35:602-613.

Feranec, RS, Hadly, EA, Blois, JL, Barnosky, AD & A Paytan (2007). Radiocarbon dates from the Pleistocene fossil deposits of Samwel Cave, Shasta County, California, USA. Radiocarbon (49): 117-121

Blois, JL & BS Arbogast (2006). Conservation genetics of the Sonoma tree vole (Arborimus pomo) based on mitochondrial and AFLP markers. Journal of Mammalogy 87(5): 950-960