Cate Blanchett joins us to discuss her Broadway debut in an adaptation of Anton Chekov’s “Platonov,” or “The Present,” along with co-star Richard Roxburgh. Martin Zandvliet joins us to discuss his new Oscar-nominated film, "Land of Mine," which he wrote and directed. In preparation for Valentine's Day, this week's Please Explain is all about love, dating, and marriage. We'll be joined by Dr. Helen Fisher, an author, biological anthropologist and chief scientific advisor to Match.com.