Reletter
Artwork for Experimental Mind

A curated weekly newsletter with interesting reads at the intersection of experimentation, analytics and behavioral science. Get it in your mailbox on Monday.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues346Founded6 years agoLast Issue14 days ago
Active

Read this Newsletter

kevinanderson.substack.com
Artwork for Experimental Mind

Latest Issues

'Average data scientist' — Digest 19, 2026

Hi folks, a couple of days late this week, still finding my rhythm. Thanks for your patience. Voting for the Experimentation Thought Leadership Awards closes this Friday. If you haven't yet, I'd appreciate your vote. Now, on to this week's...

14 days ago
6

'Cast your vote' — Digest 18, 2026

This week: Spotify's experimentation bootcamp is now free, and research on how well humans actually predict A/B test results (spoiler: not well). Also, voting is open for two experimentation awards, including one where I've been nominated....

21 days ago
4

'Powered ≠ Trustworthy' — Digest 17, 2026

This week: why a powered experiment isn't automatically trustworthy, and a sharp debate on whether startup methodology has moved the needle at all (argued from both side). You'll also find 460 open roles, upcoming events. Let’s go!

    • *...
a month ago
2
1

'Why CRO is so difficult' — Digest 16, 2026

This week: why CRO has a mathematical ceiling, a calculator to decide if a test is worth running, and a children's book take on not taking decisions. Plus April Dunford on why she rewrote Obviously Awesome. You'll also find 444 open roles,...

a month ago
2

'Unscientific management' — Digest 15, 2026

This week: we look at the rise of unscientific management, why the cost of being wrong dwarfs the cost of testing, and how to tell product-market fit from go-to-market fit. Plus 412 open roles, upcoming events, and a funny cartoon. Let’s go...

a month ago
6

Key Facts

Accepts Sponsors
Contact Information
Newsletter Author
Number of Subscribers
Find out how many people subscribe to this newsletter.

Audience Metrics

Subscribers, engagement, traffic and sponsorship for Experimental Mind.

SubscribersEngagement69Monthly Web Visits
Accepts SponsorsEstimated Cost per Ad

Authors

The writers behind this newsletter.

  • Kevin Anderson

    Product and experimentation leader. Writes the weekly Experimental Mind newsletter. Co-founder ExperimentationJobs.com.

  • Frequently Asked Questions

    How can I access the email archive for Experimental Mind?

    You can find recent issues that have been published by Experimental Mind on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

    How many subscribers does Experimental Mind have?

    To see how many people subscribe to Experimental Mind, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

    How can I advertise in Experimental Mind?

    Newsletter advertising can be extremely effective when it's done right. Before you pitch Experimental Mind as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

    Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

    How much does it cost to sponsor a publication like Experimental Mind?

    Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

    To find out how much an ad will cost, contact Experimental Mind using the contact information provided and ask for a copy of their media kit.

    How can I find newsletters related to Experimental Mind?

    Scroll up to where it says Related Newsletters to see other publications like Experimental Mind. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

    How do I contact Experimental Mind?

    Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.