Gary RodveltGary Rodvelt is the chief advisor for global technical services for Halliburton Energy Services in Canonsburg, PA. He has over 37 years' experience in hydraulic fracturing of coal seams, tight shales and conventional reservoirs for natural gas. He hods a BS degree in nuclear engineering from Kansas State University. He has been a member of the Society of Petroleum Engineering since 1980. He has published more than a dozen technical papers and co-editor of two books. Read More Read Less