»Me, myself and BI«

Bissantz ponders


Friday, January 18th, 2008

Death to business charts!

Dense, straightforward charts are rare. As a student, I was amazed how the graphic designers at management consultancies worked with such meticulous detail. Years later, I am convinced that we simply have to bid standard business charts farewell. They will die out slowly but surely…or to word that a bit more positively, they will be replaced by efficient graphical tables. All we need to do is follow twelve simple steps…

Friday, June 22nd, 2007

Statistical thinking vs. statistical rituals, Part I

Means are often used as the sole representation to characterize distributions for a collective of data. Yet, these types of shortsighted visualization are highly dangerous. How can we present data so that it reveals more than it conceals – and still makes sense to managers?

Friday, June 8th, 2007

Death to the ritual of significance tests!

If you claim that something is “statistically significant”, your audience will usually be all ears. For many people the term signalizes a type of soothing assurance. We contend that significance is not a matter of coincidence but simply what we wanted to measure in the first place. Misinterpretations of significant results are common. At the end of the day, you need to make your own conclusions. There are no statistical methods that can do this for you.

Friday, March 23rd, 2007

Ivy League Rock and Roll – A day with Edward Tufte

Edward Tufte, the world’s most renowned visualization expert, holds legendary information design seminars up to 40 times a year. What an experience!

Friday, March 9th, 2007

Art and Data Analysis I

Data analysis is a true art form. To present your results effectively, you need craftsmanship, creativity and drive. Appropriately, I find that exhibitions and books about art are a source of inspiration for anyone who deals with data analysis.

Tuesday, July 18th, 2006

Numerical blindness?

When diagnosed with AIDS or breast cancer, most people feel as if they have been sentenced to death. Is this justified? Provided that he or she doesn’t belong to a high-risk group, a person only really carries the HIV virus 50 % of the time and actually has breast cancer in 10 % of the cases. The problem, however, is that most doctors tell a different story. That has to do with how information is presented. Gerd Gigerenzer offers insight to understand and interpret vital information correctly.

Essays

Death to business charts!
Why business charts must die

Graphic tables
Lay back and control

Industrial reporting
Production-like efficiency for management reporting

Can we drive companies
like we do cars?

Against dashboards, speedometers and traffic lights in Controlling

Business Intelligence 2.0
modest, serious, sincere

Rediscovering slowness
Sparklines make us John Franklins in management information.

Good reporting is boring
Looking for excitement?
Try a night on the town instead.

Are sports fans smarter
than managers?

Management reports need to become more dense and dashboards more rare

The myth of data mining
Why men don't buy beer and diapers at the same time.

Numerical blindness?
I wouldn't see a doctor, if I were you.