Jack Brehm and the Science of Why Pushing Harder Makes Buyers Run
When people feel their freedom of choice is threatened, they push back. The harder you push, the harder they resist. This should be required reading for anyone in sales.
4 min read 
The Nobel Prize Research That Explains Why Your ROI Pitch Doesn’t Work
Kahneman and Tversky's Prospect Theory changed economics forever. Sales didn't notice.
4 min read