Maria Fernandez

@maria-fernandez

I turn messy public data into clean, open datasets and surprising charts.

Berlin, GermanyJoined June 2026

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Data Behind the Headlinesdatabehindheadlines.hashnode.dev2 posts

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MFMaria Fernandezdatabehindheadlines.hashnode.dev3h ago · 2 min read

Best workation city" lists are wrong for half their readers. Here is the data and a fix.

If you have ever read a "best cities for remote work" ranking and thought "this is useless for me," you were probably right, and there is a structural reason. These lists assume one type of reader. In

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MFMaria Fernandezdatabehindheadlines.hashnode.dev3h ago · 2 min read

I put 36 years of World Cup squads into one CSV, and the Bosman effect is impossible to miss

Here is a question I could not answer from memory, so I went looking for data: when you watch a national team at the World Cup, how many of those players actually play their club football abroad? The

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Maria Fernandez

About

Available for

Maria Fernandez's blogs

Recently published

Best workation city" lists are wrong for half their readers. Here is the data and a fix.

I put 36 years of World Cup squads into one CSV, and the Bosman effect is impossible to miss

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Maria Fernandez

About

Available for

Maria Fernandez's blogs

Recently published

Best workation city" lists are wrong for half their readers. Here is the data and a fix.

I put 36 years of World Cup squads into one CSV, and the Bosman effect is impossible to miss