- Admit what you don’t know, don’t pretend
- Heart attack rates of African Americans higher than on others. Hypothesis: salt retention – linked to slave selection. Better salt retention made it more likely to survive the journey.
- Making these claims is difficult with fear of being wrong.
- Small problems are often overlooked. Gansu only 57 of 2500 students who needed glasses wore them. Giving them glasses increased learning 25-50%.
- Give control: charity donation rates doubled when giving people control of # of mail to receive.
- To persuade, acknowledge flaws, keep insults to yourself, use stories (not anecdotes).
- Storytelling is a very important art. It makes concepts come alive. Makes people learn and organize. It brings us all together. Makes us feel a certain way.