What are the three waves of coffee?

The 'waves' framework, popularized in the early 2000s by industry figures like Trish Rothgeb, serves as a historical shorthand for the industry's maturation. The first wave (roughly 1800s–1970s) focused on industrialization, making coffee a household staple through instant products and mass-market distribution. The second wave (1970s–1990s) shifted the focus toward the 'coffee shop' as a social space, popularizing espresso-based drinks and darker roasts. The third wave (1990s–present) represents a paradigm shift toward quality and traceability, treating coffee with the same rigor as fine wine. A common misconception is that these waves are strictly chronological or universal; in reality, they often overlap, and their progression varies significantly between consuming nations and producing countries. While consumers in the Global North often view the third wave as the pinnacle of 'craft,' the true mechanism of this era is the elevation of the producer. It moves beyond mere branding to prioritize direct relationships, sustainable pricing, and the recognition of terroir—the specific environmental factors that define a bean's flavor. For the farmer, this transition is not just about 'better coffee,' but about shifting from being a price-taker in a commodity market to a recognized partner in a value-added supply chain. As the market continues to evolve, the rigid boundaries of these waves are blurring, with many now questioning if the term remains useful as the industry moves toward greater scalability and technological integration.