in our series ideas that matter, university of british columbia professor elizabeth dunn made headlinesposting this morning, dunn says simply donating to charity is not enough to feel these benefits. >> betting money, helping others doesn't necessarily promote happiness. instead, it matters how we do it. and if we want people to give more, we need to subvert the way we think about charitable giving. >> elizabeth dunn is here now. i can't wait to get to this idea. how should we give? >> well, what we see in our work is that you're likely to get the biggest emotional boost from giving to others if you can do so in a way where you really get to see the impact that your generosity is having and you feel a sense of connection with the people or cause that you're helping. >> explain the transaction, psychological transaction that happens that creates this happiness response to giving? >> i think the sort of warm glow we get from giving is built into human nature. pexperience joy from giving to because our survival really depends on our willingness to make sacrifices along the way to help each