Good ideas are like baby birds. They poke their way into the world in fits and starts, feathers in disarray. But in time, they take flight. That's how it's been watching our tool for viewing oil and mining contracts emerge, waddle and take off over the past five years.

Even when the law requires corporations and governments to disclose the deals they make in the "extractive industries," the contracts that set the terms can remain hard to find and even harder to understand. As internet director for Revenue Watch Institute (now NRGI), and as strategy consultant to the Open Contracting Partnership and other allies, I've had a front row seat—and a few hours of game time—in the struggle to make these contracts literally and conceptually accessible.