Nicholas Kristof has been a columnist for The New York Times since 2001. He grew up on a farm in Oregon, graduated from Harvard, studied law at Oxford University as a Rhodes Scholar, and then studied Arabic in Cairo. He was a longtime foreign correspondent for The New York Times and speaks Chinese, Japanese and other languages.

Mr. Kristof has won two Pulitzer Prizes for his coverage of Tiananmen Square and the genocide in Darfur, along with many humanitarian awards such as the Anne Frank Award and the Dayton Literary Peace Prize.

With his wife, Sheryl WuDunn, he has written several books, most recently “A Path Appears” (September 2014) about how to make a difference. Their last book, “Half the Sky,” was a No. 1 best seller.

Mr. Kristof, who has lived on four continents and traveled to more than 150 countries, was The New York Times’s first blogger and has millions of followers across social media platforms.

Mr. Kristof and Ms. WuDunn are the parents of Gregory, Geoffrey and Caroline. Mr. Kristof enjoys running, backpacking and having his Chinese corrected by his children. Read his blog, On the Ground. Follow him on Google+, Instagram, Twitter and Facebook. His column appears every Sunday and Thursday