Today on Boston Public Radio:

We started the show by opening phone lines, asking listeners whether they thought colleges should mandate vaccines for returning students.

Jonathan Gruber shared his thoughts on President Joe Biden’s infrastructure plan, arguing that investment into infrastructure could create jobs across America. 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. His latest book is " Jump-Starting America: How Breakthrough Science Can Revive Economic Growth And The American Dream."

Jonathan Gruber on BPR | April 7, 2021

Juliette Kayyem discussed the nationwide move away from mass vaccination sites to private sites. She also shared the questions she thinks we should ask when a mass shooting occurs. 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.

Juliette Kayyem on BPR | April 7, 2021

Ali Noorani explained how former President Donald Trump left an indelible mark on the U.S. immigration court system. He also discussed the spike in unaccompanied minors migrating to the U.S. Noorani is president and CEO of the National Immigration Forum. His latest book is " There Goes The Neighborhood: How Communities Overcome Prejudice And Meet The Challenge Of American Immigration.”

Ali Noorani on BPR | April 7, 2021

Art Caplan weighed in on the Boston Globe’s Spotlight investigation that found that numerous Boston hospital CEOs moonlighted on corporate boards. He also touched on the controversy behind Dr. Oz hosting “Jeopardy.” Caplan is director of the Division of Medical Ethics at the NYU School of Medicine.

Art Caplan on BPR | April 7, 2021

Jared Bowen gave us his latest arts and cultural rundown, highlighting the American Repertory Theater’s “The Conjurors’ Club” and the Museum of Russian Icons. Bowen is GBH’s executive arts editor and the host of Open Studio.

Jared Bowen on BPR | April 7, 2021

We wrapped up the show by talking with listeners about emerging from pandemic hibernation.