New York City real estate developer Larry Silverstein, author of "The Rising," shares stories about the rebuilding of the World Trade Center complex following the Sept. 11, 2001, terrorist attacks. Mr. Silverstein - who acquired a 99-year lease on the World Trade Center just weeks before the attacks - talks about his memories from that day and discusses the business, political, and engineering challenges he faced during his 20-year rebuilding effort.    

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Twenty-five years ago, author Malcolm Gladwell published "The Tipping Point," about how ideas and behavior spread in a society to create positive change. The book was an international bestseller, having since sold over 2 million copies in the U.S. alone. In his follow-up, "Revenge of the Tipping Point," Mr. Gladwell looks at the downside of social epidemics, including the rise of opioid abuse and Medicare fraud.  

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Half Jewish and a member of the Hitler Youth who saw Adolf Hitler in person, Jochen "Jack" Wurfl, author of "My Two Lives," talks about surviving in Nazi Germany and his later life and success in the United States. To hide their identities after the Nazis took over in 1933, Mr. Wurfl and his brother were baptized Catholic and later joined the Hitler Youth. His Catholic father, deemed a political enemy by the state, was sent to a concentration camp in Austria, while his Jewish mother was arrested by the Gestapo and sent to Auschwitz, where she perished. 

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Peggy Noonan, Pulitzer Prize-winning columnist for the Wall Street Journal and former speechwriter for President Reagan, discusses her book "A Certain Idea of America," a collection of her columns from over the past quarter century. She also talks about her time working in the White House and her career in radio after graduating from college.    

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Investigative journalist Maureen Callahan talks about the physical and psychological abuse, and worse, that she says was experienced by women and girls connected to the Kennedy family going back to Joe Kennedy, Sr. In her book, "Ask Not," Callahan tells the stories of Carolyn Bessette-Kennedy, Kathleen "Kick" Kennedy, Martha Moxley, Mary Richardson Kennedy, Jacqueline Kennedy, and others.

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Stuart Eizenstat, former Domestic Policy Adviser to President Carter and U.S. Ambassador to the European Union under President Clinton, talks about his political career and his new book, "The Art Of Diplomacy," in which he discusses the work done to achieve agreements like the Camp David Accords, the Kyoto Protocols, and the Iran nuclear agreement. Mr. Eizenstat also talks about growing up in the South during the Civil Rights Era and how that experience changed him.

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Since its founding in 1992, the Innocence Project has been responsible for getting hundreds of wrongfully convicted people in the United States out of prison. Attorney and Innocence Project executive director Christina Swarns joins us to talk about the history of the organization, the root causes of wrongful convictions, and some of the clients the Innocence Project has successfully represented over the years, including the two men convicted of killing of Malcolm X in 1965.

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Historian Pamela Toler talks about the life and career of journalist Sigrid Schultz, Berlin bureau chief for the Chicago Tribune from 1925-1941. Schultz provided first-hand accounts of the rise of Adolf Hitler in Germany and was one of the earliest reporters to warn Americans about the dangers of Nazism.

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This week on Q&A, Whole Foods co-founder John Mackey and Harvard University psychology professor Steven Pinker discuss their books. John Mackey, author of "The Whole Story," talks about the rise of Whole Foods, the organic foods grocery store chain, and his political and intellectual development. Professor Steven Pinker talks about the role that rationality plays in a functioning society and the growth of irrationality in the United States. These interviews were recorded in Las Vegas at FreedomFest, an annual libertarian conference.

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Historian Heath Hardage Lee, author of "The Mysterious Mrs. Nixon," talks about the life and times of the former First Lady (1969-74). She says that Pat Nixon, who was voted "Most Admired Woman in the World" in 1972, was largely mis-portrayed by the press, who characterized her as being elusive and "plastic."

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