Emsense makes an interesting tool for measuring user experience. Currently focusing on live recording and reactions for game playing and political responses. A single band tries to record a number of different metrics (e.g., heart rate, skin conductance, event-related potentials (ERP)).
Yes!: 50 Scientifically Proven Ways to Be Persuasive Here’s a new book on Persuasive Design - just like I was talking about yesterday evening at UPA-DC. Blogged with the Flock Browser
Reviewing ways to measure user experience since 2008.