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Filter Stories - Coffee Documentaries

James Harper

Filter Stories is a NPR / BBC-style documentary podcast revealing the hidden side of coffee. We visit a stateless barista stuck on a faraway island, meet an award winning coffee grower earni...

Episodes

20 of 95 episodes

Producer Toolkit: Storage, Pt 2 - Why plastics are not all equal

This episode explores the black box between coffee leaving the farm and the roaster's warehouse, and how quality can be ruined. Wrapping the...

28:55Oct 26, 2026

Producer Toolkit: Storage, Pt 1 - How coffee gets ruined on the farm

This episode explores the many ways coffee can get ruined while still on the farm, including fishy concrete tanks, the importance of not usi...

24:27Oct 26, 2026

Producer Toolkit: Quality Assurance, Pt 2 - The basics of good water for coffee

This episode takes you through the basics of good water for coffee. To objectively assess a coffee's quality, both producer and buyer need t...

42:01Oct 12, 2026

Producer Toolkit: Quality Assurance, Pt 1 - A practical guide to tasting and roasting coffee

This episode is a practical guide to tasting coffee, sample roasting and judging quality, built for small producers on a tight budget. That...

30:01Oct 12, 2026

Producer Toolkit: Price, Pt 2 - Discovering the true value of coffee

What is the right price for coffee? This episode shows what the journey of price discovery looks like from the perspective of a coffee farme...

48:33Sep 28, 2026

Producer Toolkit: Price, Pt 1 - How the C market works

This episode explores the strange world of the C market, where movements in the Brazilian currency or rebels boarding a random container shi...

41:12Sep 28, 2026

Producer Toolkit: Marketing & Sales, Pt 2 - Navigating trade shows

This episode explores what a trade show actually feels like for a farmer who flew in on money his community pooled together, why a sausage d...

43:21Sep 14, 2026

Producer Toolkit: Marketing & Sales, Pt 1 - The power of story

This episode explores why specialty coffee is a luxury business that runs on story more than flavour. Part of The Coffee Producer Toolkit, a...

37:09Sep 14, 2026

Producer Toolkit: Fermentation, Pt 3 - Is using yeast cheating? And who decides?

This episode explores why 30 cents a kilo is trivial for a large farm and unaffordable for a small one, the strange power imbalance that let...

32:32Aug 24, 2026

Producer Toolkit: Fermentation, Pt 2 — The case for avoiding exciting fermentations

This episode explores why the specialty industry's obsession with exotic processing is a dangerous signal for farmers, five ways commercial...

35:49Aug 24, 2026

Producer Toolkit: Fermentation, Pt 1 — Nature's lottery and coffee's 3,000-year lag

This episode explores why coffee is only fifteen years into a fermentation revolution that wine and bread went through millennia ago, what's...

22:31Aug 24, 2026

Producer Toolkit: Processing, Pt 3 - Critical instruments and poisoned rivers

This episode explores how just a handful of cheap instruments can ensure quality is reproducible year-on-year, and the wastewater crisis poi...

28:28Aug 9, 2026

Farming: Drying mistakes that ruin coffee quality

This episode explores the simple drying mistakes that compromise months of careful work, and the low-cost fixes that protect a coffee's shel...

30:39Aug 9, 2026

Farming: Coffee rockstars and picking's brutal economics

This episode explores why chasing avant-garde processing before nailing the basics is a trap for most producers, the brutal economics behind...

41:46Aug 9, 2026

Farming: Starved soils and vanishing labour

This episode explores what plants really need from the soil beneath them, and the labour shortage forcing farms to rethink how the work gets...

44:32Jul 27, 2026

Farming: Water crisis, risky genetics and cash flow crunch

This episode explores the growing water crisis in coffee farming, why farmers are drawn to risky coffee varieties and coffee farming's hidde...

35:04Jul 27, 2026

Farming: Low harvests and profit blind spots

Welcome to The Coffee Producer Toolkit, a series made in collaboration with Lucia Solis. This series will help you understand coffee farming...

25:45Jul 27, 2026

History: Guatemala's Inconvenient Truth, Pt 2

Specialty coffee changes the story for the indigenous people of Guatemala. Coffee as a tool of oppression finally offers hope....and then so...

28:44Apr 20, 2026

Guatemala, Part 1: Whose land is it anyway?

When you buy a bag of coffee labelled fifth-generation family farm, it feels like a good choice. But in Guatemala, that label might actually...

43:50Apr 20, 2026

Surrogates: Anything but the coffee

What happens when coffee disappears? This is not a thought experiment! It’s happened many times in history: War, blockades, tariffs, ideolog...

46:25Mar 2, 2026