R Graph Gallery

R Graphs - Maps and Spatial Stats

UCLA's ATS Stata code to replicate some of the graphs

Statistical Graphics Course by Frank Harrell

R Graphics, by Paul Murrell

A Visual Guide to Stata Graphics, by Michael Mitchell

Visualizing Data, by William Cleveland

Let's Practice What We Preach: Turning Tables into Graphs, by Andrew Gelman, Cristian Pasarica, and Rahul Dodhia

On the Effective Communication of the Results of Empirical Studies, Part 1, by Lee Epstein, Andrew Martin and Matthew Schneider

On the Effective Communication of the Results of Empirical Studies, Part 2, by Lee Epstein, Andrew Martin and Christina Boyd