RE:RE:COO and BoardOMG. Sometimes it is difficult to take you guys seriously when you think someone who has a PhD has a PhD in philosophy. Lol. Seriously? PhD stands for Doctorate of Philosophy which is originally from Greek meaning "lover of wisdom". Greg's love is of Electronic and Electrical Engineering which is what his PhD is in from the University of Birmingham.
One of his papers is
https://www.researchgate.net/publication/254511124_Hydrocarbon_Field_Planning_Tool_for_medium_to_long_term_production_forecasting_from_oil_and_gas_fields_using_integrated_subsurface-surface_models