biHan Bi-ya is a celebrated Korean travel writer, relief worker and poverty reduction, refugee advocate. She has published a number of best-selling travel books and lead the Emergency Relief Team for World Vision Korea. She is one of the top celebrities of impact in South Korea according to Hankyoreh and one of the most respected Koreans in a 2009 poll of university students. In August 2009, she stopped to work in World Vision to study the theories concerning humanitarian work and support at Tufts University's Friedman School of Nutrition Science and Policybi