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Simon Rogers

Data journalist, writer, speaker. Author of 'Facts are Sacred', from Faber & Faber and a new range of infographics for children books from Candlewick. Edited and launched the Guardian Datablog. Now works for Twitter in San Francisco as Data Editor
Simon Rogers has written 46 posts for Simon Rogers

The five Ws of data journalism

This is taken from materials for an introduction to data journalism, a MOOC course run earlier this year. You can read more about the course here.  1) Who? Where did the data come from? Why does this matter? This could be the most important W. Because data, like any kind of information, can be wrong … Continue reading

Journalist datastores: where can you find them? A list

Where do journalists post their data? It’s a pretty core tenet of open journalism that you share your sources; i.e. , you write a story about data then you make numbers available to download. It matters because: Your audience is more likely to trust your story if they can test the sources Someone out there probably … Continue reading

Ebola in charts: data journalism and the outbreak

It’s a crisis unparalleled in modern times: the biggest outbreak of Ebola ever recorded. So, what do we know about it? Data journalism is about taking the key data, breaking it down and making it accessible. So a major story like this is where getting the data can help us understand it better. So what data … Continue reading

If devolution killed national data, what would Scottish independence do?

The quality of government data is quite possible the last thing on most voters’ minds when Scotland decides whether to leave the UK this Thursday. But, believe it or not, it matters. I wrote this piece back at the Guardian on devolution and open government data. An independent Scotland would probably be the ned of … Continue reading

What data journalism told us about #Ferguson

Data journalism in 2014 has taken a shift towards instant reporting: today it is about applying analysis and discovering data around events in the news as soon as they happen. It’s been a week since the police shooting of unarmed Michael Brown in Ferguson, Missouri, what have we learned from data journalists about the events and issues behind … Continue reading

Twitter Reverb: how we made a new #dataviz tool

Anybody who tells you that working with big data is straightforward is probably lying. Often, what you’re trying to do is to filter it down, make it simpler and easier to deal with. Twitter data is no exception—there are more than 500 million tweets sent every day and if you’re “non-eng” (not an engineer), that is … Continue reading

Saving the oceans: with data

Do you know how big the giant ‘garbage patch’ floating in the Pacific is? The floating ocean of trash and sludge may be a phenomenon of our treatment of the oceans but nobody really knows how big it is — with estimates ranging from 270,000 square miles to 5.8 million. Or even”the size of Texas“. The … Continue reading

Data journalism needs to go mobile

Why? Well, it depends if you actually want anyone to see it. It’s been happening for a while but really matters today as smart phones become ever more ubiquitous  — now over 65% of the US market — and more and more people now access the web with their phones. But what does that mean … Continue reading

Introduction to data journalism

This has been the first week of the free data journalism MOOC, with more of the course still to come over the next few weeks. This is the text of the first part of my module. It’s not too late to sign up for the rest of the course when the real detail of learning … Continue reading

Data journalism: learn how to do it for free

Doing Journalism with Data: First Steps, Skills and Tools – Teaser from European Journalism Centre on Vimeo. There’s still time to enroll for the free five-module basic data journalism MOOC (massive open online course). Thousands have already signed up — but this is all about making data journalism accessible to all. So if you’ve been … Continue reading

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