Journalist and author Fareed Zakaria hosts this in-depth look at the major global developments of the week (the title's "GPS" stands for "Global Public Square"), with an emphasis on new ideas and innovative solutions to the world's toughest problems. Each episode also features Zakaria leading a panel discussion and interviewing a major world figure.War (of words for now) between Iran and America; if the White House supports regime change, what happens afterward in Iran?; tariffs are actually taxes on consumers; Pakistan elects new Prime Minister, Imran Khan, but will anything change?; popular psychology course on wellbeing and happiness taught at Yale University due to worsening mental health issues at colleges. Guests: Trita Parsi, Robin Wright, Reuel Marc Gerecht, Laurel Miller, Husain Haqqani, and Laurie Santos.