How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-itiveness aren't enough; students also need to develop their agency, or their capacity to overcome obstacles and navigate the system. He shares hopeful stories of students who have defied expectations in the face of personal, social and institutional challenges. Watch » When you think about the deep blue sea, you might think of whales or coral reefs. But spare a thought for giant clams, the world's largest living shellfish. These incredible creatures can live to 100 years old, grow up to four and a half feet long and weigh as much as three baby elephants. In this charming talk, marine biologist Mei Lin Neo shares why she's hoping to turn these legendary sea creatures into heroes of the oceans. Watch » | Don't believe predictions that say the future is trending towards city living, says logistics expert Julio Gil. He believes that urbanization is actually reaching the end of its cycle, and soon more people will be choosing to live and work in the countryside, thanks to rapid advances in augmented reality, autonomous delivery, off-the-grid energy and other technologies. Think outside city walls and consider the advantages of country living with this forward-thinking talk. Watch » "There are a lot of resources given by nature for free -- all we need is our sensitivity to see them and our creativity to use them," says architect Anna Heringer. Heringer uses low-tech materials like mud and bamboo to create structures from China to Switzerland, Bangladesh and beyond. Visit an awe-inspiring school, an elegant office and cozy social spaces -- all built from natural materials -- in this delightful talk. Watch » | Christian Rodríguez is a photographer and filmmaker -- and the son of a teenage mother. For the past five years, he has documented teen pregnancy in Latin America, creating intimate and dignified portraits of mothers as young as 12 years old. In this moving, visual talk, he shares his work and explores how young motherhood traps girls in a cycle of poverty and exploitation. Watch » In March 2009, North Korean soldiers captured journalist Euna Lee and her colleague Laura Ling while they were shooting a documentary on the border. In this surprising, deeply human talk, Lee shares her experience living as the enemy in a detention center for 140 days, in suspense while diplomats negotiated her release -- and the tiny gestures of humanity from her guards that sustained her. Watch » | |