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Pablo Helguera is a New York-based artist working with sculpture, drawing, photography and performance. His new book is Helguera's Artunes. You can see more of his work atArtworld Salon and on his own site.

"It feels good to be able to change something. It feels good to give." -- Ron Finley

You can give away almost anything — your time, money, food, your ideas. Giving helps define who we are and helps us connect with others. And thanks to the Internet and a rise in social consciousness, there's been a seismic shift not only in what we're giving, but how. In this hour, stories from TED speakers who are "giving it away" in new and surprising ways, and the things that happen in return.

Part 4 of the TED Radio Hour episode Giving It Away.

About Amanda Palmer's TEDTalk