Titanic: Behind the numbers
100 years ago, the RMS Titanic set of on her maiden voyage only to strike tragedy two days later. If we look at the passenger list, what sort of additional information can be gleaned from the data?
Five Simple Steps: Designing with Data
Over the last 6-7 months, I have been working on an introductory book. It is over 40,000 words on the topic of charts and graphs. It is more interesting that it sounds. I managed to sneak past the editor sections about crop-circles and the holy grail.
Pie charts and other circular visualizations
Pie charts were first created by Scottish polyglot William Playfair in his 01801 publication of “Commercial and Political Atlas and Statistical Breviary”. We’ve come along way in understanding visual complexity, but still the inefficient pie chart continues to be used.
Read more about Pie charts and other circular visualizations
Skólapúlsinn: Educational Assessment
How could a father, a student and a foreigner change the way an entire country looks at educational surveys and improve the quality life for thousands of students? Skólapúlsinn was built to create a very easy environment for schools to conduct continuous random sampling over 21 psychometric scales to evaluation their performance nationally. The results in the first 9 months of operation have been staggering as well as eye opening to us and the schools.