Today’s Guest is Ronald Gunger, author of “We the Presidents: How American Presidents Shaped the Last Century. We explore the successes and failures of 100 years of chief executives, from Warren G. Harding to Donald Trump.

Every generation tends to believe they live in unique times, but immigration, healthcare, civil rights, tax policy, income distribution, globalization and the evolving role of government have all had their roots in earlier presidencies - and continue to affect every American today.