Today on Boston Public Radio:

Alex Morse talks about the rise in COVID-19 cases in Provincetown, updating us on the latest plans to stop the spread of the virus. He also discusses the return of the indoor mask mandate. Morse is the Town Manager of Provincetown.

Next, we talk with listeners about Simone Biles’ decision to withdraw from the individual all-around gymnastics competition in the Olympics due to concerns over her mental health.

Juliette Kayyem discusses Tuesday’s congressional hearing on the Jan. 6 Capitol attacks, and shares her thoughts on the spread of misinformation surrounding the attacks from Fox News. She also talks about the security threats posed by climate change. Kayyem is an analyst for CNN, former assistant secretary at the Department of Homeland Security and faculty chair of the homeland security program at Harvard University’s Kennedy School of Government.

Jonathan Gruber explains the economics behind individuals who choose not to get vaccinated, following “signaling theory.” Gruber is the Ford Professor of Economics at MIT. He was instrumental in creating both the Massachusetts health-care reform and the Affordable Care Act, and his latest book is "startingamerica.com/">Jump-Starting America: How Breakthrough Science Can Revive Economic Growth And The American Dream."

Art Caplan shares his thoughts on the backlash against Simone Biles following her withdrawal from the individual all-around gymnastic competition due to her mental health, and President Joe Biden’s plans to require federal workers to be vaccinated or face weekly COVID-19 testing. Caplan is director of the Division of Medical Ethics at the New York University School of Medicine.

Ali Noorani discusses the athletes of the Refugee Olympic Team, and the Biden administration’s decision to resume fast-track deportation. Noorani is President and Chief Executive Officer of the National Immigration Forum. His latest book is "There Goes the Neighborhood: How Communities Overcome Prejudice and Meet the Challenge of American Immigration.”

Christopher Wilkins highlights the Boston Landmarks Orchestra’s 20th anniversary season, sharing what audiences can expect from this season’s performances. Wilkins is the Boston Landmarks Orchestra’s music director.