Kivan Polimis
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All (9)
algorithmic-bias (1)
betting (1)
causal-inference (1)
data-science (1)
data-viz (4)
football (4)
health-equity (1)
how-to (2)
machine-learning (1)
pelican (1)
premier-league (4)
public-policy (1)
python (1)
quarto (1)
r (1)
reproducibility (1)
review (2)
sports (4)
statistics (1)
tutorials (1)
world-cup (2)

Blog

Week One Told You Nothing

sports
football
premier-league
statistics
betting
data-viz

I ran an 18-season LOSO horse race — prior, rational updater, market posterior — to ask whether the Week-2 odds are actually better forecasts than the preseason odds were. They are not.

Sep 26, 2026
13 min

The EPL’s World Cup Footprint

sports
football
data-viz
world-cup
premier-league

The Premier League supplied more World Cup minutes than any other league. This post breaks that down by club: which EPL sides sent the most players, where those players came from internationally, and whether a club’s 2025/26 table finish predicted its World Cup contribution.

Jul 28, 2026
26 min

Which Leagues Powered the 2026 World Cup?

sports
football
data-viz
world-cup
premier-league

The Premier League contributed more World Cup minutes than La Liga and the Bundesliga combined. This post breaks down which leagues powered the 2026 tournament, how efficiently their players produced, and what the numbers suggest about global football’s concentration of talent.

Jul 25, 2026
10 min

Visualizing Every Premier League Season Finish Since 1992

sports
football
data-viz
premier-league

34 seasons of Premier League finishes, visualized as an animated bump chart. Arsenal’s drought, Leicester’s miracle, Manchester [City/United] dominance — and a k-means cluster analysis grouping all 52 clubs by trajectory type.

May 24, 2026
11 min

When the Model Is the Problem: Algorithmic Bias in Health Analytics

tutorials
health-equity
algorithmic-bias
data-science
causal-inference
machine-learning
public-policy

A widely deployed commercial algorithm systematically underestimated the health needs of Black patients because cost was used as a proxy for need — a design choice that encoded decades of structural inequity. The Obermeyer et al. Science paper exposed this; this post works through the analytical framework for building models that don’t replicate it.

May 7, 2026
7 min

Migrating from Pelican to Quarto: A Data Scientist’s Case For The Switch

how-to
quarto
pelican
python
r
reproducibility

I built this site on Pelican in 2016 because I was new to Python and wanted a framework that was simple to configure, fast to deploy, and Markdown-native. A decade later I’m moving to Quarto because static images aren’t reproducible — Quarto makes the code the source of truth.

May 6, 2026
6 min

SICSS Debrief

review

A debrief on attending the first Summer Institute in Computational Social Science at Princeton University.

Jul 17, 2017
3 min

Make a Pelican Blog

how-to

How to setup Pelican to build a blog with Travis-CI and deploy to GitHub Pages.

Mar 24, 2016
6 min

My First Post

review
This is my personal blog, built with Pelican and hosted on Github
Mar 21, 2016
1 min
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© Kivan Polimis. Built with Quarto.