sessionInfo()
R version 2.13.1 (2011-07-08)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)

locale:
[1] C/en_US.UTF-8/C/C/C/C

attached base packages:
[1] grid      stats     graphics  grDevices utils     datasets  methods
[8] base

other attached packages:
[1] reshape2_1.2.1 ggplot2_0.8.9  proto_0.3-9.2  reshape_0.8.4  plyr_1.6

loaded via a namespace (and not attached):
[1] stringr_0.5