Coffee Decoded: The Challenge of Flavor Chemistry in Coffee
Welcome to Coffee, Decoded, the Specialty Coffee Association’s weekly column on science, research, and all things coffee knowledge.
PETER GIULIANO, the SCA's Senior Advisor for Scientific Communication writes about flavor chemistry in coffee: how can we understand the compounds behind what we taste and smell?
Coffee Decoded: Flavor from the Fires–Why Roast Color Matters
Welcome to Coffee, Decoded, the Specialty Coffee Association’s weekly column on science, research, and all things coffee knowledge.
PETER GIULIANO, the SCA's Senior Advisor for Scientific Communication, helps us understand the impact of roast color on coffee flavor
Coffee Decoded: Why is Roast Level so Important to Consumers?
Welcome to Coffee, Decoded, the Specialty Coffee Association’s weekly column on science, research, and all things coffee knowledge.
PETER GIULIANO, the SCA's Senior Advisor for Scientific Communication, helps us understand the history of coffee roasting and why roast level matters so much to consumers.
Can We Smell Sweetness?
Welcome to Coffee, Decoded, the Specialty Coffee Association’s weekly column on science, research, and all things coffee knowledge.
PETER GIULIANO, the SCA's Senior Advisor for Scientific Communication, helps us understand the mystery of coffee sweetness: How do we perceive it? What causes it? Can we smell it?
Now Accepting Nominations for the 2027-2029 SCA Board of Directors
The Specialty Coffee Association is now accepting nominations for the 2027-2029 SCA Board of Directors. The SCA will announce the slate of candidates selected through the interview process by August 27.
Designing Flavor: Why the Grinder Is Becoming Coffee’s Most Critical Brewing Tool
Rather than viewing the grinder simply as a machine that crushes coffee beans, Ceado approached grinding as an active part of flavor development, a system capable of controlling the physical variables that directly influence extraction and sensory expression in the cup.
Discover How Magnesium‑Optimized Water Unlocks the Full Potential of Coffee
At World of Coffee Brussels, BWT water+more is redefining what exceptional coffee can be. The message is bold and simple: great coffee starts with great water.
Telling Coffee Stories | 25, Issue 25
One of 25’s goals is to share academic research on coffee in plain language and in free-to-access formats. But we also believe that the coffee sector is full of stories and that these stories are important and influential. Research can sometimes feel abstract and theoretical, but we also know that there’s a story behind every project—even those conducted in a chemistry laboratory or by poring over data from scientific studies in something known as a global meta-analysis.
LEARNING FROM THE FIELD: How Farm Labor Research Shaped the SCA’s Understanding of Specialty Coffee | 25, Issue 25
Peter Giuliano, SCA Senior Advisor of Science Communication, shares insights from research into the perspectives of coffee farm workers, and how this research has shaped knowledge building at the SCA.
Coffee, Carbon and Biodiversity: Rethinking Sustainability Initiatives for Shared Value | 25, Issue 25
Emily Pappo, Ph.D., a Postdoctoral Fellow with Smithsonian Bird Friendly Coffee & Cocoa, draws on a global meta-analysis to argue that while tree planting dominates current climate strategies in coffee, protecting existing biodiverse agroforestry systems should also be recognized as an effective climate and biodiversity solution. When incentivized, this approach can build shared value for producers and buyers.
Dialing In, Decoded: How Electrochemistry Helps Us Understand Espresso Extraction | 25, Issue 25
The SCA’s Content Development Manager, Laurel Carmichael, speaks to researchers at the Hendon Coffee Lab about their chemistry lab that looks like a café, and about how they use electrochemistry and Design of Experiments to better understand the complexities of espresso extraction.
Making Markets Work: A Participatory Study of Specialty Coffee and Domestic Value Chains for Farmers| 25, Issue 25
An interdisciplinary research team from Switzerland, Bolivia, and Colombia, led by Chahan Yeretzian, Nelson Gutiérrez Guzmán, and Johanna Jacobi, and including researchers Derly Lara, Daniel Castro, Sebastian Opitz, Sabine De Castelberg, Sergio Urioste, and Alvaro Irazoque, worked alongside coffee farmers, processors, and traders to examine which value chain structures improve farmer livelihoods in the Yungas of Bolivia and Huila, Colombia.
Beyond Arabica and Robusta: Research to Redefine Liberica and Excelsa Coffee | 25, Issue 25
Dr. Aaron Davis, Senior Research Leader of Plant Resources and Head of Coffee Research at the Royal Botanic Gardens, Kew, shares the history of Liberica coffee, recent genomic research that has redefined it as three distinct species, and how Liberica and Excelsa’s climate resilience and unique flavor profiles offer new opportunities for the specialty coffee sector.
From Stigma to Specialty: Developing the Canephora Flavor Wheel | 25, Issue 25
Neuroscientist Dr. Fabiana Carvalho explores the specialty coffee sector's perceptions of canephora and how the development of the new Canephora Flavor Wheel could help cuppers better describe and value the species' sensory potential.
2026 Best New Product Award Winners Announced in San Diego
Congratulations to the winners of the Best New Product Awards, and to all of the 2026 entrants that showcased their innovations. SCA’s panel of experienced judges bring years of industry expertise and will rigorously evaluate each product based on specific criteria, ensuring the most deserving products get the spotlight they deserve.
Announcing the Winners of the 2026 Coffee Design Awards in San Diego
The 2026 Coffee Design Awards recognize remarkable creativity and innovation across coffee branding, packaging, and environments. These awards—which are hosted at World of Coffee trade shows annually—celebrate the vision, skill, and storytelling that define the coffee experience. Thank you to all who submitted their work to the 2026 awards.
Why Bluestone Lane Switched to Square to Run Its 65 Locations
Sponsored content by Square
Bluestone Lane improved efficiency and customer service by implementing Square's integrated technology platform, optimizing operations, and enabling smarter business decisions across its locations.
Announcing the 2026 SCA Sustainability Award Winners
The Specialty Coffee Association (SCA) are proud to announce the 2026 Sustainability Award winners.
Registration Now Open for World of Coffee Brussels 2026!
Attendee registration is now open for World of Coffee, the premier global event for the specialty coffee industry. The event will take place in Brussels, Belgium at Brussels Expo from June 27 – 29, 2026.

