Who is Edward R Tufte?
Edward R. Tufte is Professor Emeritus of Political Science, Statistics, and Computer Science. His research concerns statistical evidence and scientific visualization. He is a Fellow of the American Statistical Association, the American Academy of Arts and Sciences, and the Society for Technical Communication.
What is Edward Tufte known for?
Edward Rolf Tufte (/ˈtʌfti/; born March 14, 1942), sometimes known as “ET”, is an American statistician and professor emeritus of political science, statistics, and computer science at Yale University. He is noted for his writings on information design and as a pioneer in the field of data visualization.
What is Tufte Chartjunk?
According to Tufte, chartjunk consists of non-data and redundant data elements in a graph. It comes in various types: sometimes artistic decoration, but more often in the form of conventional graphical elements that are unnecessary in that they add no value. Chartjunk is not informative and is often harmful.
What is non data ink?
Non-Data-Ink is accordingly the ink that does not transport the information but it is used for scales, labels and edges. The data-ink ratio is the proportion of Ink that is used to present actual data compared to the total amount of ink (or pixels) used in the entire display.
Who is the father of data visualization?
Edward Tufte
Edward Tufte is a statistician and artist, and Professor Emeritus of Political Science, Statistics, and Computer Science at Yale University. He wrote, designed, and self-published 4 classic books. He is considered the father of modern data visualization.
What is considered Chartjunk?
Chartjunk refers to all visual elements in charts and graphs that are not necessary to comprehend the information represented on the graph, or that distract the viewer from this information.
How do you avoid chartjunk?
To avoid chartjunk in presentations the content on your slides should be as concise and effective as possible. This means building context, getting rid of text labels, and adding more visuals.
What is the meaning of chartjunk?
Chartjunk, coined by Edward Tufte in his book entitled The Visual Display of Quantitative Information, refers to decorations in a graphic that have no purpose.
What does Tufte recommend with regard to data ink?
Tufte defines the data-ink ratio as the amount of data-ink divided by the total ink required to print the graphic. In a layman term, Tufte suggests removing those elements that don’t add new information to the graphic, i.e., using less ink (chart elements) is more effective, attractive, and imperative for viewers.
What is proportional ink?
The Principle of Proportional Ink. In this article we explore a basic rule for the design of data graphics, the principle of proportional ink. The rule is very simple: when a shaded region is used to represent a numerical value, the area of that shaded region should be directly proportional to the corresponding value.
Who invented charts?
economist William Playfair
The modern statistical chart was invented by the Scottish political economist William Playfair at the end of the 18th Century. In a fit of astonishing innovation from 1786 to 1801, Playfair made the first known bar chart, line chart, and pie chart.
Who invented infographics?
William Playfair
The first instances of infographics as we know them today – as data made visual – dates back to the late 1700s with a chart of wheat prices and labor wages. The creator, William Playfair, might be considered the father of modern day infographics. He “invented” line graphs, pie charts, and bar graphs!