Across Tetra Tech’s markets, nearly all clients share the need for actionable information that can drive decision making. Big data began bursting onto the scene some 25 years ago, inundating our information-hungry clients with megabytes and gigabytes of facts and figures that soon became a flood of petabytes and zettabytes. Managers thirsty for relevant intelligence were drowning in oceans of data, wondering what was important, what was essential, and what was urgent information.