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Artwork for Filter Stories

Filter Stories - Coffee Documentaries

James Harper
Coffee
Specialty Coffee
Cold Brew Coffee
Coffee Science
Organic Coffee
Coffee Extraction
Sensory Science
Commodity Coffee
Sustainability In Coffee Production
Coffee Roasting
Water Filtration Science
Flavor Chemistry
Espresso Preparation Techniques
Brewing Techniques
Brazil
Magnesium In Water
Slurping
Coffee Freshness
Coffee Grinding
Coffee Flavor Profiles

Coffee stories with an extra shot of history and science. Filter Stories is a podcast revealing coffee’s hidden microscopic secrets, its powerful past, and how your choice of beans impacts tens of millions of people. See the behind-the-scenes stories on Instagram @filterstoriespodcast. If you haven’t already, please subscribe to the show and review us on Apple Podcasts and Spotify!

PublishesTwice monthlyEpisodes76Founded8 years ago
Number of ListenersCategories
ArtsFoodHistory

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Artwork for Filter Stories

Latest Episodes

What happens when coffee disappears?

This is not a thought experiment! It’s happened many times in history: War, blockades, tariffs, ideology, health panics, sanctions, supply shocks.

When coffee is not around, people still need something warm, com... more

YouTube

Most coffee is grown on vast plantations using machines, pesticides and fertilisers.

But in Ethiopia, coffee grows wild in humid forests surrounded by birds.

And that wild coffee matters more than most of us realise. It is the genetic ‘library’ we ... more

YouTube

On a long walk through Hamburg, somewhere between the fish markets and giant cranes, you might stumble a giant bronze coffee bean looks like its crash landed from space.

But this giant coffee bean represents a staggering fact: one in every three cup... more

YouTube

We’re back with more stories about the tiny psychoactive seed that changed the world and continues to shape our lives today.

Is it possible to follow the story not just to Ethiopia, not just to a single town, but all the way back to one tree?

We’ll... more

YouTube

Key Facts

Accepts Sponsors
Contact Information
Podcast Host
Number of Listeners
Find out how many people listen to this podcast per episode and each month.

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Recent Guests

Solomon Takle
An Ethiopian from the Kaffa region, passionate about the cultural significance of coffee.
Episode: Mother Coffee: The history and heritage of Ethiopia's wild coffee forests
Dr. Aaron Davis
Senior research leader of Crops and Global Change at the Royal Botanic Gardens
Royal Botanic Gardens Kew
Episode: Mother Coffee: The history and heritage of Ethiopia's wild coffee forests
Margrit Schulte Beerbühl
Professor of history at the University of Düsseldorf and expert on chocolate and coffee
University of Düsseldorf
Episode: We Built This City…On Coffee: Hamburg and the making of Europe's coffee trade
Sven Röhrigke
Business Development Manager at Mahlkönig and in-house historian
Mahlkönig
Episode: We Built This City…On Coffee: Hamburg and the making of Europe's coffee trade
Professor Christopher Hendon
Professor of chemistry at the University of Oregon
University of Oregon
Episode: How specialty coffee woke up to water’s role in flavour
Frank Neuhausen
Senior leader at BWT Water & More, involved in discussions about water for coffee.
BWT Water & More
Episode: How specialty coffee woke up to water’s role in flavour
Shahan Yeretzian
Head of the Coffee Excellence Centre at the University of Applied Sciences in Zurich.
University of Applied Sciences Zurich
Episode: How specialty coffee woke up to water’s role in flavour
Joseph Lee
Founder of Sontai Coffee, first UK independent specialty coffee brand utilizing super automated machines.
Sontai Coffee
Episode: Farm to port: why specialty costs more
Erick Bravo
Owner of Finca El Chaferote, known for producing high-quality specialty coffees.
Finca El Chaferote
Episode: Farm to port: why specialty costs more

Host

James Harper
Creator and host, known for his engaging storytelling and deep research into coffee history and culture.

Reviews

5.0 out of 5 stars from 385 ratings
  • You Had Me At “Water”

    This is the show you’re looking for coffee nerds!

    Apple Podcasts
    5
    JaySeeB
    United States8 months ago
  • Relaxing and educational

    James Harper has a gift in telling stories especially about coffee

    His honest efforts in researching each podcast in great detail is truly inspiring to be both relaxing and stimulating educational has brought my troubled mind a great deal of peace

    Apple Podcasts
    5
    77TJ
    United States10 months ago
  • Brillant storytelling and great information all about coffee

    My favorite podcast by far!

    Apple Podcasts
    5
    vattolinos
    Switzerlanda year ago
  • Amazing stories by an independent podcast producer

    I love listening to James’s podcast. I am an eager consumer of coffee and I found his stories always fascinating, helping me understand the beauty and the dark side of this product I so much love.

    Apple Podcasts
    5
    Spennna81
    Germanya year ago
  • Really well produced

    Great storytelling, insightful, wonderful sound and music.

    Apple Podcasts
    5
    keepcalmcoffee
    Germanya year ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Regularly commended for its high production quality and the thoughtful approach taken to complex themes surrounding coffee.
Listeners praise the podcast for its engaging storytelling and depth of information regarding coffee's history and culture.
Many reviews highlight the educational aspect, noting that episodes provide insightful perspectives on the coffee industry.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts
#171
United States/Arts/Food
Apple Podcasts
#239
United Kingdom/Arts/Food
Apple Podcasts
#83
Germany/Arts/Food
Apple Podcasts
#148
Australia/Arts/Food
Apple Podcasts
#202
Italy/Arts/Food
Apple Podcasts
#4
Singapore/Arts/Food

Talking Points

Recent interactions between the hosts and their guests.

Getting great water for coffee, step-by-step. Part 1: Alkalinity, hardness and why it matters
Q: How can we measure what's too much or too little alkalinity and hardness in water?
James promises a detailed walkthrough on measuring and treating tap water in the next episode.
Getting great water for coffee, step-by-step. Part 1: Alkalinity, hardness and why it matters
Q: How does water hardness affect coffee equipment?
Hard water produces limescale, which can build up in brewing equipment and make them inefficient, potentially causing expensive repairs.
Getting great water for coffee, step-by-step. Part 1: Alkalinity, hardness and why it matters
Q: What is alkalinity and why does it matter for coffee?
Alkalinity is how strong one solution is able to neutralize an acid, and it directly affects how acidic the coffee will taste.
How specialty coffee woke up to water’s role in flavour
Q: What role does magnesium play in coffee water?
Magnesium is increasingly viewed as a crucial mineral that enhances the flavor of specialty coffees, although the exact mechanisms are still being studied.
How specialty coffee woke up to water’s role in flavour
Q: What are the most important measures for water quality in coffee?
The two most important measures for water quality in coffee are Total Hardness and Alkalinity, which indicate how likely water is to cause limescale buildup and how it neutralizes acids, respectively.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

Listeners per Episode
Gender Skew
Location
Interests
Professions
Age Range
Household Income
Social Media Reach

Frequently Asked Questions About Filter Stories

What is Filter Stories about and what kind of topics does it cover?

This podcast offers a rich exploration into the world of coffee, from its historical roots to the intricate science that influences its flavor and production. Episodes frequently highlight the socioeconomic and cultural histories intertwined with coffee, emphasizing stories from farmers and communities that underscore coffee's impact globally. Through interviews with experts and engaging storytelling, listeners gain insights into both the beauty and challenges of the coffee industry, touching on topics like sustainability, quality assessment, and the nuances of water's role in brewing. Unique to this series is the blend of personal anecdotes and in-depth research, making it a go-to resource for coffee enthusiasts looking to deepen their app... more

Where can I find podcast stats for Filter Stories?

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How many listeners does Filter Stories get?

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How many subscribers and views does Filter Stories have?

To see how many followers or subscribers Filter Stories has on Spotify and other platforms such as Castbox and Podcast Addict, simply upgrade your account. You'll also find viewership figures for their YouTube channel if they have one.

Which podcasts are similar to Filter Stories?

These podcasts share a similar audience with Filter Stories:

1. The Ezra Klein Show
2. Freakonomics Radio
3. Fresh Air
4. The New Yorker Radio Hour
5. Hard Fork

How many episodes of Filter Stories are there?

Filter Stories launched 8 years ago and published 76 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

How do I contact Filter Stories?

Our systems regularly scour the web to find email addresses and social media links for this podcast. We scanned the web and collated all of the contact information that we could find in our podcast database. But in the unlikely event that you can't find what you're looking for, our concierge service lets you request our research team to source better contacts for you.

Where can I see ratings and reviews for Filter Stories?

Rephonic pulls ratings and reviews for Filter Stories from multiple sources, including Spotify, Apple Podcasts, Castbox, and Podcast Addict.

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What guests have appeared on Filter Stories?

Recent guests on Filter Stories include:

1. Solomon Takle
2. Dr. Aaron Davis
3. Margrit Schulte Beerbühl
4. Sven Röhrigke
5. Professor Christopher Hendon
6. Frank Neuhausen
7. Shahan Yeretzian
8. Joseph Lee

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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