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Faculty Profile

Peter Sak

Professor of Earth Sciences (2004)

Contact Information

Kaufman Hall Room 138


He specializes in describing and quantifying temporal and spatial variations in near surface deformation and landscape evolution. To document variability in regional scale deformation he integrates structural, geomorphic, and petrographic data sets. His current research projects involve field work along the Pacific coast of Costa Rica, in central Colorado, and Valley and Ridge of central PA.


  • B.A., Whitman College, 1995
  • M.S., The Pennsylvania State University, 1999
  • Ph.D., 2002

2019-2020 Academic Year

Spring 2020

ERSC 201 Surface Processes
Description, origin, development, and classification of landforms. Relationships of soils, surficial materials, and landforms to rocks, structures, climate, processes, and time. Topics will include interpretation of maps and aerial photographs of landscapes produced in tectonic, volcanic, fluvial, glacial, periglacial, coastal, karst, and eolian environments. Exercises will include: photo-geologic interpretation, surficial mapping, and classification of soils. Lectures, discussions, laboratories, and field trip(s). Three hours classroom and three hours laboratory a week. Prerequisite: 141, 142, or 151 or permission of instructor. Offered every other year.

ERSC 550 Independent Research