Where to Find Chris Said's Blog Posts

Updated

Chris Said's blog posts are listed directly on the homepage at chris-said.io. The page shows a "Selected Blog Posts" section with titles, dates, and links, plus a "Full Blog Archive" link for the complete list. You can also find him on Twitter and LinkedIn, which are linked from the homepage.

What's on the homepage

The site is the personal blog of Chris Said, who describes himself as a data scientist at Propel. He states the blog is "mostly about statistics, technology, and science."

The homepage has two main ways to browse posts:

  • Selected Blog Posts — a curated list of what he considers his notable posts, each with a title, date, and link. Some entries note multi-part series, such as "Optimizing sample sizes in A/B testing, Part I: General summary (Part II, Part III)."
  • Full Blog Archive — a link to the complete archive of everything he's written.

Selected posts shown on the homepage

Post Date
Optimizing sample sizes in A/B testing, Part I: General summary (Part II, Part III) 10 Jan 2020
Variance after scaling and summing: One of the most useful facts from statistics 18 May 2019
Empirical Bayes for multiple sample sizes 03 May 2017
Optimizing things in the USSR 11 May 2016
Small correlations can drive large increases in teen depression 10 May 2022

The full archive

The "Full Blog Archive" link leads to the complete list of posts. The archive shown on the homepage spans topics from statistics and A/B testing to science policy, public health, and AI. Examples of entries with dates include:

  • "Dr. Oz as CMS Administrator: A review" (03 Jun 2026)
  • "You don't want luxury unemployment" (13 Feb 2026)
  • "Beef-o-tuna-tarianism: The low effort way to improve animal welfare" (08 Jan 2025)
  • "Instrumental variables analysis for non-economists" (13 Mar 2021)
  • "Things that confused me about cross-entropy" (26 Dec 2020)
  • "Why low sensitivity antigen tests are better than slow PCR tests" (15 Jul 2020)

Other places to follow his writing

The homepage also links to his Twitter and LinkedIn profiles, which he notes as additional places to find him. If you want updates or shorter-form content beyond the blog, those are the listed channels.

Quick answer

If you're looking for a specific post, start with the Full Blog Archive link on the homepage. If you want his own picks, scan the Selected Blog Posts section first. Both are on chris-said.io.