I am looking for a designer to help me work on the icon for a program I am developing. The program is written for the iPhone and will be announced here once the iPhone AppStore is up (presumably at the end of June). Without going into details, let me tell you that it will be visualization-related, and that it will tie in with this website. If you feel that you could help, please contact me by the end of the week the latest (there is a first deadline next Monday).

A paper on visualization criticism just appeared in the Visualization Viewpoints section of this month's Computer Graphics and Applications (CG&A). Authors are yours truly, Fritz Drury, Lars Erik Holmquist, and David Laidlaw. Continued ...

The City College of New York will be hosting a visualization day on April 30, with a very interesting line-up of speakers: Ben Shneiderman (who is also listed as a sponsor), Matthew Ericson (NY Times), Catherine Plaisant (University of Maryland), Martin Wattenberg (IBM/Many Eyes), and others. Continued ...

Treemaps are the single most used 'real' InfoVis technique there is. Interestingly, they have proven to be even more useful for unstructured data than for the hierarchies which they were originally developed for. Here is a brief history, discussion of current practical uses, and of the importance of treemaps for the adoption and understanding of information visualization. Continued ...

On April 24 and 25, the Charlotte Visualization Center at UNC Charlotte will host its second symposium, titled Visualization in the World. We have an impressive line-up of speakers and are expecting fascinating discussions.

Data is being set free: the United Nations have started a new website called UN Data to share the data collected by a number of UN agencies. 55 million data records are waiting to be explored and visualized. The search interface is very nice and usable, but still lacks power.

While reading Jarke van Wijk's Views on Visualization^(ref), I could not help but notice the negative references he makes to the subjectivity of visualization. A visualization science on par with statistics would certainly require the elimination of any and all subjectivity. I do not think that visualization is such a science, or that it being that is even all that desirable. Continued ...