A collection of accidents that happened while I was working on various projects.

A map of the most frequently used words from Super Bowl-related messages on Twitter.

Comparing SAT scores from New Jersey high schools.

This Google mashup shows the number of parking tickets issued in one year on each of 60,150 New York City blocks.

Explore voting patterns in the 2008 presidential election, based on the demographics of counties.

Voting results, mapped. The "voting shifts" view (which also appeared in print in a map by Archie Tse) became one of the iconic graphics of the 2008 presidential election.

A portrait of New Orleans neighborhoods three years after Hurricane Katrina struck, combining maps, photographs, video interviews and data. Based on a print graphic by Haeyoun Park.

This graphic includes a map showing which sections of Beijing's old city have been demolished and which have been designated as historic conservation areas.

I made a series of interactive election maps during the 2008 presidential primaries to show state- and county-level returns as they were reported on election night.

This graphic shows average American household consumption, based on Consumer Price Index data.

A visualization of relationships between individual genes and diseases. (I adapted the chart for the web.)

Here's a look at box office revenues for movies since 1986. This is an interactive version of a chart designed by Lee Byron and Amanda Cox.

This map shows where the 2008 presidential candidates appeared over the course of the campaign.

As wildfires burned out of control in Southern California, I adapted my thematic mapping software to show the affected areas using data from the MODIS satellite.

This graphic illustrates spatial variation in rates of subprime mortgage lending in New York, New Jersey and Connecticut.

Designer Jonathon Corum and I created this gallery of images from the history of space exploration. The images slide apart to reveal descriptions of events and links to articles from the Times's archive.

MapShaper is a free online tool for simplifying Shapefiles (a common GIS data format). To learn more, you can try MapShaper, visit the blog or read a paper about it:
[Autocarto 2006 proceedings paper (pdf)]
[IEEE Computer Graphics & Applications paper (pdf)]

Looking for Chinese lessons in New York?
I recommend my tutor, Byron Wu.