Principal Geophysicist

Principal Geophysicist


Ph.D., Geophysics, 1989, Brown University, RI

M.Sc., Engineering Geology, 1984, Brown University, RI

B.Sc., Geology, 1982, Haverford College, PA



August 2009 - Present: Visiting Scholar, Visiting Professor, or Adjunct Professor, Department of Earth and Environment, Franklin and Marshall College, Lancaster, PA.

    Instructor of Environmental Geology and Geophysics, research on UXO detection and karst geophysics.

October 2000 - Present: Adjunct Graduate Professor of Applied GeoSciences, Department of Earth and Environmental Sciences, University of Pennsylvania, Philadelphia, PA.

    Teach courses and supervise research in geophysics, rock mechanics, petroleum geology, geo-engineering,  and geocomputation.

February 1992 - Present: Principal Geophysicist, Enviroscan, Inc., Lancaster, PA.

    Supervise all technical operations.  Develop technical proposals and provide technical review of all work products.

 June 1989 - April 1992: Geophysics Division Manager, Tethys Consultants, Inc., Harrisburg, PA.

    Designed and conducted soil, groundwater, bedrock, marine, and borehole geophysical studies. Supervised technical, administrative, and marketing operations of Geophysics Division.  Served as corporate scientific and technical advisor/reviewer for all other divisions of the firm.

 July 1988 - May 1989: Branch Manager, Kurz Associates, Inc., Providence, RI.

    Opened and supervised technical operations of branch office of a civil, geotechnical, geophysical, and environmental engineering firm.

 March 1987 - June 1988: Geology/Geophysics Project Manager, Kurz Associates, Inc., Bridgewater, MA.

    Performed geologic, hydrogeologic, environmental, and geophysical studies.



Certified Professional Geologist (PG) in Pennsylvania

Memberships:  Society of Exploration Geophysicists (SEG), American Geophysical Union (AGU), Society for Archaeological Sciences (SAS), Engineering and Environmental Geophysical Society (EEGS), Association of Engineering Geologists (AEG), Geological Society of America (GSA), International Society of Explosives Engineers (ISEE), Engineers Without Borders (EWB), International Association of Hydrogeologists (IAH), Union of Concerned Scientists (UCS)

Member of IAH Karst Commission

Associate Editor of Hydrogeology Journal

Associate Editor of Journal of Sensing and Imaging

Instructor for numerous federal-, state-, and privately-sponsored short courses on geophysics

Dozens of abstracts and refereed articles and book chapters

Board Member, North Museum of Science and Natural History



Borehole Geophysical Logging Course, Robertson Geologging, 2004, COLOG, Inc., 1994

US Army Corps of Engineers Short Course on Unexploded Ordnance (UXO), SAGEEP, 2002

OSHA Process Safety Management Training 1999

Advanced Differential and Real-Time Global Positioning Systems (GPS) Training, Trimble Navigation, 1998

High-Resolution Shallow Geophysics Short Course, University of Arizona, 1997

US Department of Defense Radiation Site Workers Training, 1996

Underwater Gravity Training Course, LaCoste & Romberg, Inc., 1996

US Army Ordnance Recognition Training, 1995 and 1996

Shallow Seismic Reflection Course, SEG, 1993

Ground Penetrating Radar Training, Geophysical Survey Systems, Inc., 1987, Advanced Courses 1991, 2001

Geoarchaeology Short Courses, Z Environmental, 1991 and 1992

Engineering Geophysics Course, SEG, 1990

Electromagnetics Training Course, Geonics, Ltd., 1988

Management of Karst Groundwater Resources Short Course, PCPG, 2008

OSHA 40-hour Hazardous Waste Site Workers Training with Annual 8-hour Updates, 1988 - present

Penn State University Radiation Site Workers Training, 2007

US Department of Energy Radiation Site Workers Training, 2008

Level I Thermography Training and Certification, Infrared Training Center, 2008

Development Issues in the Major Shale Plays, Rocky Mountain Mineral Law Foundation, 2010

In-Depth Introduction to Hydraulic Fracturing, EUPG, 2012

Advanced High-Resolution Shallow Seismic Reflection, Kansas Geological Survey, 2013

Blast and Vibration Monitoring and Control, PCPG, 2013



Elected to Sigma Xi  (National Scientific Honor Society), 1984

Best Student Paper Award, American Geophysical Union National Meeting, 1986

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