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Western civ
Philosopher Robert Pippin sees life on the frontier as a window into Americans' political psyche.![](images/1008_TOC_Investigations-SubNav_1.jpg)
The feedback loop
Neuroscientist Sliman Bensmaia investigates the somatosensory system to improve artificial limbs.![](images/1008_TOC_Investigations-SubNav_2.jpg)
Meet and greet
Ronald Burt reexamines what it means to be a good networker.![](images/1008_TOC_Investigations-SubNav_3.jpg)