Scott Weiss also speaks at Design for Conversion

Mobile Persuasion: Best Practices, Tips, and Tricks
User interfaces can drive persuasion, from encouraging users to
exercise or stop smoking, to spending more money on gambling. It’s up
to the designer to put in the key drivers, and to make the right moral
choices. This session breaks down several leading professionals’
presentations on mobile persuasion into logical best practices with
examples, and tips and tricks to get it right.