In 1986, a management consultant named Alan Weiss sat at a desk in Rhode Island, calculating his billable hours at a rate of roughly $35. At the time, the average hourly wage for a senior consultant in the United States hovered around $42, meaning Weiss was technically underperforming the market. He had the requisite expertise, a roster of satisfied clients, and a mathematical ceiling that no amount of hard work could break. The mechanism limiting his income was the linear relationship between time and compensation. In a 168-hour week, even the most dedicated practitioner eventually runs out of inventory. Weiss realized that as long as he sold his time, he was selling a commodity that depreciated every second he wasn't working.

The shift that followed led to the publication of "Million Dollar Consulting," a text that challenged the fundamental accounting of the professional services industry. Weiss argued that the value of expertise to a client bears no necessary relationship to the duration of its delivery. Consider a structural engineer who identifies a flaw in a $50 million bridge design in twenty minutes. If that engineer bills for a fraction of an hour, they are compensated for their labor. If they bill for the $10 million in reconstruction costs they just saved the municipality, they are compensated for their value. This distinction is the difference between a career spent on a treadmill and one spent building an asset.