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Oliver Buchannon
John Lee

Malaysian data scientist

When Presenting Analysis, It's Better to Tell, Not Show

Sep 29, 2025

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11 min read

When Presenting Analysis, It's Better to Tell, Not Show

Resist the instinct to walk through your analysis; the business wants to see results, so showing that first upfront is nearly always more effective

John Lee
John Lee
Analysts are More than Objective Measurement-Takers

Aug 4, 2025

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18 min read

Analysts are More than Objective Measurement-Takers

Or, how I learned to stop worrying about my opinions; even as empirical fact-finders, analysts need a surprising amount of subjective judgment to do our job

John Lee
John Lee
Why It's Hard to Decide Which Executive Should Lead a Startup's Data Team

Jun 9, 2025

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17 min read

Why It's Hard to Decide Which Executive Should Lead a Startup's Data Team

Pondering why, despite staying in analytics my whole career, I've worked for what feels like every major executive at a tech company, ranging from Chief Product Officer to CTO to CFO

John Lee
John Lee
We are Paid to Create Clarity; or, Why No Good Analyst is an Island

Apr 14, 2025

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16 min read

We are Paid to Create Clarity; or, Why No Good Analyst is an Island

Modern technology companies hire data teams not to produce analysis for its own sake, but to use data to create clarity for the business

John Lee
John Lee
Links, Walled Gardens, and the Death of the World Wide Web

Mar 24, 2025

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32 min read

Links, Walled Gardens, and the Death of the World Wide Web

How this Millennial has seen the internet evolve in his lifetime from surfing webpages to doomscrolling feeds, and his hopes and fears for what comes next

John Lee
John Lee
A Data Scientist's Guide to Finding Good Restaurants

Mar 11, 2025

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24 min read

A Data Scientist's Guide to Finding Good Restaurants

How to avoid being overwhelmed by the "big data" of thousands of restaurant reviews, and better your chances of stumbling on a restaurant you'll love

John Lee
John Lee
Finding the Right Level of Precision for Practical Analysts

Feb 24, 2025

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12 min read

Finding the Right Level of Precision for Practical Analysts

All models are wrong, but some are useful; or, why "just get me this number" is so often such a painful and difficult question for analysts to answer

John Lee
John Lee
On Cohort Effects (or, Why I'm Starting a Newsletter About Working in Data)

Feb 1, 2025

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16 min read

On Cohort Effects (or, Why I'm Starting a Newsletter About Working in Data)

Introducing a newsletter for data scientists wrestling with the non-technical side of work (with a side of some thoughts on the internet and modern society)

John Lee
John Lee

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