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The California State University


  • Marshall, J.S., T.W. Gardner, M. Protti and J.A. Nourse. 2009. International geosciences field research with undergraduate students: Three models for experiential learning projects investigating active tectonics on the Nicoya Peninsula, Costa Rica. Geological Society of America Special Paper 461.

  • Gardner, T., J. Webb, C. Pezzia, T. Amborn, R. Tunnell, S. Flanagan, D. Merritts, J. Marshall, D. Fabel and M. Cupper. 2009. Episodic intraplate deformation of stable continental margins: evidence from Late Neogene and Quaternary marine terraces, Cape Liptrap, Southeastern Australia. Quaternary Science Reviews 28: 39-53.

  • Sak, P.B., D.M. Fisher, T.W. Gardner, J.S. Marshall and P.C. LaFemina. 2009. Rough crust subduction, fore arc kinematics, and Quaternary uplift rates, Costa Rican segment of the Middle American Trench. Geological Society of America Bulletin 121: 992-1012.

  • López, A., J.S. Marshall, A.L. Chinchilla, P.B. Sak, S. Chiesa, M. Meschede, G.E. Alvarado, M. Calderón, E. Gazel, A. Villegas and R. Barquero. 2008. The Sigma Project stress field map of Costa Rica: World Stress Map, Release 2008. Heidelberg Academy of Sciences and Humanities.

  • Marshall, J. 2008. Megathrust earthquakes, coastal uplift, and emergent marine terraces of Costa Rica’s Nicoya Peninsula. Teaching Geomorphology in the 21st Century, Topical Resources, Geomorphology Vignettes.

  • Marshall, J.S. 2007. Geomorphology and physiographic provinces of Central America. Central America: Geology, Resources and Hazards: 75-122..

  • Nourse, J. A, J. S Marshall and D. R Berry. 2003. Practical Earth Science Exercises. 2nd edition. Kendall/Hunt.

  • Marshall, J.S., B.D. Idleman, T.W. Gardner and D.M. Fisher. 2003. Landscape evolution within a retreating volcanic arc, Costa Rica, Central America. Geology 31: 419-422.

  • DeWet, A.P., J.S. Marshall, D. Merritts and S. Weaver. 2002. Little Conestoga Creek Watershed Assessment, Lancaster, Pennsylvania. Keck Geology Consortium 15th Annual Undergraduate Research Symposium Proceedings: 165-169..

  • Marshall, J.S. 2001. Natural Hazards and Effects on Local Populations: Applications of NSF MARGINS research to hazards mitigation in Central America. NSF MARGINS Program Workshop Report: Central America Seismogenic Zone and Subduction Factory Initiatives.

  • Marshall, J.S., T.W. Gardner, D.M. Fisher, P.B. Sak and M. Protti. 2001. Quaternary neotectonics of the Costa Rican coastal fore arc. Field Guide for National Science Foundation MARGINS Program Workshop on Central American Tectonics.

  • Gardner, T.W., J.S. Marshall, D.J. Merritts, B. Bee, R. Burgette, E. Burton, J. Cooke, N. Kehrwald, M. Protti, D. Fisher and P. Sak. 2001. Holocene fore arc block rotation in response to seamount subduction, southeastern Península de Nicoya, Costa Rica. Geology 29: 151-154.

  • Marshall, J. S. 2000. Stream Restoration in Lancaster County, Pennsylvania [Educational slide set & guidebook]. Geosciences Department, Franklin & Marshall College.

  • Marshall, J.S., D.M. Fisher and T.W. Gardner. 2000. Central Costa Rica deformed belt: Kinematics of diffuse faulting across the western Panama block. Tectonics 19: 468-492.

  • Gardner, T.W., E.C. Beutner, J.S. Marshall, D.J. Merritts and M. Protti. 1999. Effects of seamount subduction on fore arc kinematics and origin of the Nicoya Complex, Costa Rica. 12th Keck Research Symposium in Geology Proceedings: 161-167.

  • Fisher, D.M., T.W. Gardner, J.S. Marshall, P.B. Sak and M. Protti. 1998. Effect of subducting sea-floor roughness on fore-arc kinematics, Pacific coast, Costa Rica. Geology 26: 467-470.

  • Marshall, J.S. and R.S. Anderson. 1995. Quaternary uplift and seismic cycle deformation, Península de Nicoya, Costa Rica. Geological Society of America Bulletin 107: 463 - 473.

  • Fisher, D.M., T.W. Gardner, J.S. Marshall and W. Montero. 1994. Kinematics associated with late Cenozoic deformation in central Costa Rica: Western boundary of the Panama microplate. Geology 22: 263-266.

  • Griggs, G.B., J.S. Marshall and N.A. Rosenbloom. 1991. Ground cracking in the Santa Cruz Mountains generated by the October 17, 1989 earthquake, in Baldwin, J.E. and Sitar, N., eds., Loma Prieta earthquake: Engineering geologic perspectives. Association of Engineering Geologists Special Publication #1: 25-41.

  • Marshall, J.S. and G.B. Griggs. 1991. Ground crack monitoring program, in Keefer, D.K., ed., Geologic hazards in the Summit Ridge area, Santa Cruz Mountains, Santa Cruz County, California, evaluated in response to the October 17, 1989, Loma Prieta earthquake: Report of the Technical Advisory Group. U.S. Geological Survey Open-File Report 91-618: 210-221.

  • Orange, D. L and J. S Marshall. 1990. The 17 October 1989 Santa Cruz Mountains ("Loma Prieta") earthquake: Slide set and teaching collection [40 slides and guidebook]. Earth Sciences Department, University of California, Santa Cruz.

  • Marshall, J. S. 1990. The Loma Prieta earthquake: Educational slide set [30 slides & guidebook]. Earth Sciences Department, University of California, Santa Cruz.

  • Marshall, J.S. 1990. History of landsliding and ground cracking in the Santa Cruz Mountains associated with the earthquakes of 1865, 1868, and 1906. Final report to the Army Corps of Engineers.

  • Griggs, G.B., N.A. Rosenbloom and J.S. Marshall. 1990. Investigation and monitoring of ground cracks and landslides initiated by the 10/17/89 Loma Prieta earthquake. Final report to the Army Corps of Engineers.

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Educational Background

  • 2000 – Ph.D., Pennsylvania State University (Geosciences)

  • 1991 – M.S., University of California, Santa Cruz (Earth Sciences)

  • 1984 – B.S., University of California, Santa Barbara (Geological Sciences)

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