Daniel J. Tearpock is Chairman and Chief Executive Officer of Subsurface Consultants & Associates, LLC. (SCA), the industry leader in worldwide upstream petroleum consultancy and training. As a working geoscientist, he has generated numerous exploration and exploitation prospects, either on his own or as part of an organized team. As a company, SCA has helped clients find or develop billions of barrels of oil equivalent. He is the co-author of Quick Look Techniques for Prospect Evaluation.