Science Says

Science Says

Content & Creative
By
Thomas McKinlay
Formerly Ariyh. The team screens behavioral science papers and runs the small share that applies to business.
SUBSCRIBERS
31,305
HOW OFTEN
Weekly, Tuesdays
ACCESS
Free + paid tier
WRITER
Thomas McKinlay
Last updated
August 5, 2026

Preview

Science Says

What it is.

Thomas McKinlay started the newsletter after more than ten years at Google and in startups. It ran under the name Ariyh before becoming Science Says. Stefano Puntoni, a Wharton marketing professor, serves as chief academic advisor.

Editions run about three minutes and cover one paper, usually published in the last month or two. The number sits up front, and the instruction follows. The team puts the useful share of the papers it screens at one to two percent.

A paid platform holds more than 300 insights, filterable by topic. Playbooks and enterprise work sit alongside it.

What you get.

  • A three-minute insight every Tuesday, based on one peer-reviewed paper
  • The effect size up front, with the journal and publication date named
  • A short instruction on how to apply the finding at work
  • Case-study editions that walk through a design decision, such as a referral program
  • Papers picked mostly from the past one to two months
OUR PICKS

Editions we'd start with.

"Made with AI" gets lower engagement ↗

Journal of Consumer Research, May 2026. Posts labeled as AI-generated took 7 to 8 percent fewer likes.

When and how to call customers by name ↗

Using a name lifts spend by up to 17 percent, with guidance on doing it without sounding scripted.

Subscribe at the source.

Goes straight to Thomas McKinlay.
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Questions about Science Says

Can I check the research?
How much weight should one issue carry?

Questions about Content & Creative

How much should one marketing study change your plan?
Does labeling content as AI-made hurt engagement?
Strengths
  • Every edition names the paper and the journal, so you can read the source.
  • Thomas McKinlay spent more than ten years at Google and in startups before starting it.
  • A Wharton marketing professor sits as chief academic advisor.
  • Findings arrive with effect sizes, so you can judge whether the change is worth making.
Limitations
  • One study per issue. Single papers replicate unevenly, so treat each as a lead.
  • Much of the research is consumer behavior, and B2B application takes judgment.
  • The full library of insights sits behind the paid platform.
  • The rename from Ariyh means older links and mentions point at the previous brand.
Skip this if
  • Skip it if you want copy examples, since these are screened research summaries.
Ideal for
  • Marketing leaders
  • Product marketers
  • CRO and experimentation leads
  • Brand strategists
  • Stage: Startup • Scaleup • Enterprise

Reading is the cheap part.

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