Hefner Energy CEO, Robert Hefner, was published by the American Association of Professional Landmen ("AAPL") for his exhaustive research on induced seismicity. His answers to the tough questions of if fracking or disposal wells cause seismicity (earthquakes), backed by over 50 sources. Earlier versions of this article have also been published by the Oklahoma Independent Petroleum Association ("OIPA") and Oklahoma City Association of Professional Landmen ("OCAPL").
