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Molly Spencer

Small glass bowls full of Arabica coffee beans on left, and Robusta coffee beans on right

Arabica vs. Robusta: Why They Taste Different

Sensory scientist Dr. Molly Spencer explains the science behind the taste differences we detect in Arabica and Robusta coffee.

Categories Beans, Coffee Knowledge
Man's hand opening a freezer door

Can You Freeze Coffee Beans?

Freezing coffee beans has its benefits, but you need to take important steps to preserve flavor.

Categories Beans, Coffee Knowledge
People sample cups of coffee at a long table

Q Grading And The Evolution Of Coffee Quality

With coffee research on the rise, coffee professionals want to develop improved protocols to make the Q grading process more scientific.

Categories Coffee Knowledge
Roasted specialty coffee beans under a glass case at a coffee shop

What Makes Coffee Specialty Coffee?

You cannot have a third-wave experience without specialty coffee, but you can have specialty coffee without the third-wave experience.

Categories Beans, Coffee Knowledge
Woman holding a cup of coffee that seems to displease her

Why Your Coffee Tastes Bitter (And How To Fix It)

Coffee, like many plants, contains bitter tasting components as a protection mechanism.

Categories Brewing Tips
A coffee taster hunched over a row of coffee cups

A Tool For Our Senses: The Making Of The Coffee Taster’s Flavor Wheel

Sensory scientist Molly Spencer collaborated on the Coffee Taster’s Flavor Wheel, which unifies the sensory language used in the coffee industry.

Categories Coffee Knowledge
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