Mr. Hasbrouck is an internationally recognized geophysicist and has mapped shallow and deep aquifers using geophysical technologies throughout the world. Jim has over 40 years of private sector and government experience in all aspects of geophysics including project design, field operations, data processing, and interpretation for groundwater, engineering, environmental, minerals, hydrocarbons, and national security applications. Extensive knowledge and experience in all major surface, airborne, and borehole geophysical methods including: refraction and reflection seismics; electromagnetics; electrical resistivity and induced polarization; gravity; magnetics; ground penetrating radar; radiometrics He has worked throughout North and South America, the Caribbean, Africa and Asia.