Many of people feel compelled to do give what they can when it comes to the world's is poverty, pain and suffering. 

But what is the best way to really improve a person's lot in life? It's a question Jessica Jackley struggled with for years. In the end, she came up with an idea called Kiva, which allows people to lend money to others all over the world. To date, the site has enabled more than three-quarters of $1 billion worth of transactions. 

Jackley has a new memoir out about her experiences titled "Clay Water Brick." She joined host Alex Cohen to tell more about how Kiva came about, and the instinct she's had from a very young age to help other people.

To listen to the full interview, click on the blue audio player above.