The run up in oil prices from 2005-2007 that saw gasoline prices in excess of $4 also propelled strong recruiting programs from operators, service companies and tool manufacturers. The rapid hiring pace and attractive compensation packages aimed to offset the effects of what the oil & gas industry calls the great “crew change.” This refers to the pending mass retirement of thousands of the energy sector’s most crucial experts and the lack of a qualified generation of new recruits to replenish the ranks.