People getting sick, in some cases dying, and the administration clearly has moved away from that.
When Senator Bill Cassidy, a physician, cast the deciding vote to confirm Robert F. Kennedy Jr. as Secretary of Health and Human Services, he believed he was choosing the safer path — guardrails over unchecked influence. That calculation has since unraveled. Cassidy now charges Kennedy with breaking explicit commitments on vaccine safety messaging, undermining life-saving global health programs, and eroding the very public trust he was meant to restore. It is a quiet tragedy of institutional reasoning: the attempt to contain a risk that instead became a policy.
- Cassidy's gamble — that confirming Kennedy would constrain him — has visibly collapsed, with the CDC now publishing language that questions the vaccine-autism consensus Kennedy once promised to protect.
- People are falling ill and dying from preventable diseases as vaccine confidence erodes under the weight of rhetoric from the nation's top public health official.
- U.S. withdrawal from GAVI and the rollback of African vaccine initiatives have damaged decades of soft-power infrastructure, ceding influence to China in regions where goodwill once cost far less than military presence.
- Cassidy credits Kennedy's focus on ultra-processed foods but argues it cannot offset the broader harm — a partial truth swallowed by a larger failure.
- Cassidy is now pushing back across multiple fronts within the Trump administration, warning that Congress is being treated as an appendage rather than a co-equal branch of government.
Senator Bill Cassidy, a physician and chair of the Senate health committee, has broken sharply with Robert F. Kennedy Jr. — the man whose confirmation as HHS Secretary he made possible. In a June 25 interview, Cassidy declared that Kennedy had not restored public trust in vaccines but had instead built public health on what he called a foundation of lies.
Cassidy's original reasoning was pragmatic: Kennedy was going to have the president's ear regardless, and confirmation at least meant congressional oversight and guardrails. Kennedy made specific commitments — including a pledge that the CDC would clearly state there is no link between vaccines and autism. That promise has since been broken. The CDC page now carries the heading "Vaccines do not cause Autism" but appends an asterisk and a disclaimer calling the claim "not evidence-based." The asterisk exists precisely because of Cassidy's agreement — a fact the CDC itself acknowledges.
Cassidy gave Kennedy partial credit for his focus on ultra-processed foods, but could not separate that from the larger damage. "What's happening is people getting sick, in some cases dying," he said, pointing to the real-world consequences of eroded vaccine confidence.
The harm reaches beyond U.S. borders. Kennedy's rollback of vaccine programs in Africa and withdrawal from GAVI have dismantled soft-power infrastructure that cost less than military deployment and generated lasting goodwill. PEPFAR alone had saved an estimated 26 million lives. Cassidy warned that the damage to USAID's on-the-ground networks leaves the country less capable of responding to future threats like Ebola — and less competitive against China in regions where influence is actively contested.
Cassidy's frustration extends to the administration broadly. He has objected to political appointments he sees as weaponizing government authority, pushed for written assurances before supporting the attorney general nominee, and warned that the president sometimes treats Congress as subordinate rather than co-equal. In his final months as senator, Cassidy is also championing early intervention for dyslexia — a cause personal to his family — and has criticized Trump's public mockery of those who disclose the condition. The arc of his Kennedy gamble is now clear: an attempt to contain a risk that instead reshaped the landscape he hoped to protect.
Senator Bill Cassidy, a physician who chairs the Senate health committee, has turned sharply against Robert F. Kennedy Jr., the man whose confirmation as Health and Human Services Secretary he made possible. In an interview on June 25, Cassidy declared that Kennedy has not restored public trust in vaccines—the opposite of what he had hoped when he cast the deciding vote to advance the nomination last year. "If you build public health upon a foundation of lies, then you're going to have the absence of adequate public health," Cassidy said.
Cassidy's reasoning for supporting Kennedy's confirmation was pragmatic, even if it now appears to have backfired. He faced a choice: Kennedy could be confirmed as HHS Secretary, where congressional oversight and guardrails would apply, or the president could install him as a White House health czar with direct access to the Oval Office and no legislative constraints. "Bobby Kennedy was going to have the ear of the President," Cassidy explained. "Either he was going to be in a position where there were guardrails, or he was going to be appointed White House health czar, in which case he would have the president's ear without the guardrails." Cassidy chose what he believed was the lesser risk. Kennedy made commitments to him—specific promises about how the administration would handle vaccine safety messaging. Those promises, Cassidy now says, have been broken.
The most concrete evidence of this breach involves the CDC website. In February 2025, Cassidy delivered a Senate floor speech detailing the agreements Kennedy had made with him, including a pledge that the CDC would maintain clear statements on its website asserting there is no link between vaccines and autism. The current CDC page does carry a heading stating "Vaccines do not cause Autism," but it appears with an asterisk. Below it, the page now reads that this statement "is not an evidence-based claim" and raises questions about whether infant vaccines cause autism. The asterisk and disclaimer exist only because of Cassidy's agreement with Kennedy—a fact the CDC itself acknowledges on the page. "I can tell you that that broken agreement that I had with the secretary, that that was not supposed to happen," Cassidy said in the interview. Kennedy testified last June that he was "complying with all the agreements" he made with Cassidy. The evidence suggests otherwise.
Cassidy gave Kennedy credit for one thing: his focus on ultra-processed foods as a public health threat. "If that's where he stayed, our country would be really much better off," the senator said. But he could not separate that from the larger damage. Polling shows Americans understand vaccines are important, Cassidy noted. When someone in Kennedy's position argues otherwise, it contradicts lived experience. "What's happening is people getting sick, in some cases dying," he said, referring to the real-world consequences of eroded vaccine confidence.
The damage extends far beyond domestic policy. Cassidy objected strenuously to Kennedy's efforts to roll back U.S. vaccine initiatives in Africa and other developing regions. These programs represent what Cassidy called "soft power"—a form of influence that costs less than military deployment and generates goodwill toward the United States in regions where geopolitical competition with China is intensifying. PEPFAR, the President's Emergency Plan for AIDS Relief signed into law by George W. Bush more than two decades ago, had saved an estimated 26 million lives through medication delivery and disease education. Kennedy also curtailed U.S. participation in GAVI, the Global Alliance for Vaccines and Immunization, which helps immunize people in developing countries. "It is better than sending troops, it's cheaper than sending troops, it's a humane thing to do," Cassidy said. "It's in the U.S. interest." The infrastructure these programs built in Africa has been damaged by changes to USAID, he warned, leaving the country less capable of responding to future disease threats like Ebola.
Cassidy's criticism of Kennedy is part of a broader frustration with the Trump administration's approach to governance. He has also objected to Bill Pulte's appointment as acting director of national intelligence, citing Pulte's use of government authority to target the president's political opponents with mortgage fraud allegations. He has indicated he may withhold support for Todd Blanche as attorney general unless there is written assurance that the Justice Department will not fund a proposed "anti-weaponization" program to compensate those claiming political persecution. And he has pushed back against what he sees as the president's tendency to treat Congress as subordinate rather than co-equal. "Sometimes he acts as if Congress is merely an appendage," Cassidy said. "Congress wants to be read in, and Congress has our rules and procedures that our Founding Fathers set up, and they set it up precisely so that there would not be too powerful of a presidency."
Cassidy is in his final months as a senator. Among his remaining priorities is securing federal support for early intervention in dyslexia, a condition affecting up to 20 percent of Americans. His daughter is dyslexic, and his wife, also a physician, runs charter schools in Louisiana with specialized curricula for children with the disability. He was also critical of Trump's public mockery of California Governor Gavin Newsom for disclosing his dyslexia, calling such rhetoric harmful. "We should have a gift of encouragement," Cassidy said, noting that many dyslexic individuals, like Charles Schwab, are exceptionally bright and simply think differently. As for his relationship with Trump, Cassidy said a recent phone call from the president thanking him for changing his vote on an Iran war powers resolution was "positive and looking to build a working relationship." But the broader pattern is clear: Cassidy's support for Kennedy's confirmation, made in hopes of constraining a more dangerous alternative, has instead left him watching public health policy being reshaped by someone he now believes is fundamentally dishonest.
Citações Notáveis
If you build public health upon a foundation of lies, then you're going to have the absence of adequate public health.— Senator Bill Cassidy
Sometimes he acts as if Congress is merely an appendage, and frankly, sometimes Congress acts like it's an appendage.— Senator Bill Cassidy, on President Trump's approach to separation of powers
A Conversa do Hearth Outra perspectiva sobre a história
You voted to confirm Kennedy knowing he was skeptical of vaccines. What made you think that was the right call?
I wasn't choosing between Kennedy and nobody. I was choosing between Kennedy with congressional oversight or Kennedy as a White House czar answering only to the president. One had guardrails. One didn't. I took commitments from him in writing.
And those commitments—the ones about the CDC website and vaccine safety—he's broken them?
Yes. The CDC page now questions whether vaccines cause autism. That was not supposed to happen. I can point to the asterisk on their website and show you exactly where the agreement was violated.
Do you think you made a mistake?
I think Kennedy made a mistake. He promised me something and didn't deliver. But I also think the administration has moved away from the anti-vaccine message since then. They've gotten off that, which is good.
What worries you most about what he's done?
The global piece. We're in competition with China for influence in Africa. PEPFAR and vaccine programs—that's soft power. It's cheaper than troops, it saves lives, and it makes people grateful to America. Kennedy gutted that because of his ideology about vaccines. Now people are dying of preventable diseases and we've damaged relationships we spent decades building.
Is there anything Kennedy got right?
His focus on ultra-processed foods. If he'd stayed there, the country would be much better off. But you can't separate that from the rest of it.