Blog Archives

Three ethical viewpoints applied to the Clinton email scandal

April 19, 2016
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Last week, I gave an invited talk at the INFORMS Analytics Conference on ethics in data analytics. This is a follow-up to the HBR article from last year. In the talk, I discussed the need to have some frameworks to think about ethics. There are three main ethical philosophies that one can use to make ethical arguments. *** The Hillary Clinton email scandal is a good place to apply these…

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Batmen not as interesting as it seems

April 18, 2016
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Batmen not as interesting as it seems

When this post appears, I will be on my way to Seattle. Maybe I will meet some of you there. You can still register here. I held onto this tip from a reader for a while. I think it came...

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Myths of Data Science and Analytics

April 11, 2016
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Last week, I gave some brief remarks at the INFORMS New York Metro Student-Practitioner Forum (link), attended by a large group of enthusiastic students eager to enter the field of data science and analytics. (By the way, if you are at the INFORMS Analytics Conference in Orlando, come and find me. I am speaking on Ethics on Tuesday morning.) I told the students that it is not too early to…

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Book review: The Truthful Art by Alberto Cairo, and the Enduring Problem of Statistical Illiteracy

April 5, 2016
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Book review: The Truthful Art by Alberto Cairo, and the Enduring Problem of Statistical Illiteracy

I have been looking forward to reading Alberto Cairo’s new book since he started teasing about it last year. I enjoyed his first book, The Functional Art, mostly because we share the desire to bring the design and the analytical...

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Football managers on the hot seat

April 4, 2016
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Football managers on the hot seat

Chris Y. asked how to read this BBC Sports graphic via Twitter: These are managers of British football (i.e. soccer) teams. Listed are some of the worst tenures of some managers. But what do the numbers mean? The character "V"...

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First ask the right question: the data scientist edition

March 31, 2016
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First ask the right question: the data scientist edition

A reader didn't like this graphic in the Wall Street Journal: One could turn every panel into a bar chart but unfortunately, the situation does not improve much. Some charts just can't be fixed by altering the visual design. The...

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Sitting still against the myth that sitting kills

March 23, 2016
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The fad of standing while working may die hard but science is catching up to it. The idea that standing at work will make one healthier has always been a tough one to believe. It requires a series of premises: Using a standing desk increases the amount of standing Standing longer improves one's health The health improvement is measurable using a well-defined metric The incremental standing is of sufficient amount…

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Delegate maps need a color treatment

March 21, 2016
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Delegate maps need a color treatment

This year's U.S. primary elections have been very entertaining. Delegate maps are a handy way to keep track of the horse race. They provide data to support (or refute) the narratives created by reporters who use words like "landslide", "commanding",...

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Light entertainment: March Madness and Wheel of Fortune

March 18, 2016
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Light entertainment: March Madness and Wheel of Fortune

March Madness (via Business Insider): Wheel of Fortune:

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Which way to die, the Bard asked #onelesspie

March 14, 2016
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Which way to die, the Bard asked #onelesspie

Happy Pi Day! In honor of Xan Gregg, I take aim at another pie chart today. This monstrosity was found on Vox (link): The data pose a major challenge here: almost all the numbers are equal to one. This could...

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