Seasoned professional geoscientist with 40+ years’ experience in the oil & gas industry. Worldwide experience and proven ability to function effectively in different cultural settings. Experienced trainer / teacher for petroleum geoscience. Following an assignment as senior lecturer Petroleum Geoscience in Shell Training, currently as a self-employed consultant mostly through Schlumberger NExT. As consulting Subject Matter Expert [subsurface] reviewed the 2013 (post-mortem) & 2014 development drilling portfolios ($500 million/100 wells/year) for a major Operator in SE Asia. This resulted in a ~25% improvement in the economic result of the 2014 drilling campaign relative to 2013.