<p>Joe Biden will be sworn in as the 46th president of the United States today. Among Democrats, there is a sense of joy and hope, but also of caution and concern.</p><p>We speak with a range of Mr. Biden’s supporters, including activists who had originally hoped for a more progressive ticket and longtime fans who embrace his moderation.</p><p>Guests:</p><ul><li><a href=“https://www.nytimes.com/by/jennifer-medina”>Jennifer Medina</a>, a national politics reporter for The New York Times.</li></ul><p>For an exclusive look at how the biggest stories on our show come together, <a href=“https://www.nytimes.com/newsletters/the-daily?module=inline”>subscribe to our newsletter</a>. You can read the latest edition <a href=“https://www.nytimes.com/column/the-daily-newsletter”>here</a>.</p><p>Background reading: </p><ul><li>Urging unity, Mr. Biden has tried to focus on his policy plans. But many of those who elected him are still<a href=“https://www.nytimes.com/2021/01/19/us/politics/biden-trump-impeachment.html?searchResultPosition=8”> fixated on his predecessor</a>.</li><li>Mr. Biden’s long career in public office spanned eight presidents. Now, at 78, he will<a href=“https://www.nytimes.com/interactive/2021/01/20/us/politics/joe-biden-photos.html?searchResultPosition=5”> join their ranks</a>.</li></ul><p>For more information on today’s episode, visit <a href=“http://nytimes.com/thedaily?smid=pc-thedaily”>nytimes.com/thedaily </a></p>