[h=2]How should journalists cover quacks like Dr. Oz or the Food Babe?[/h]         Updated by 
Julia Belluz      on April 13, 2015, 11:50 a.m. ET          
@juliaoftoronto          julia.belluz@voxmedia.com              
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                 When a new book by blogger Vani Hari, who calls herself the 
"Food Babe," arrived on my desk a few months ago, I looked at the cover, thumbed through a few pages, and tossed it away.
 "Break free from the hidden toxins in your food," 
The Food Babe Way boasted. "Lose weight, look years younger, and get healthy in just 21 days."
   Everything about this reeked of pseudoscience: the suggestion that  people can reinvent their bodies with quick fixes. The notion that we're  being attacked by chemicals and in need of a thorough 
detox. I didn't want to dedicate any reporting energy to addressing Hari's nonsense.
 A couple months later, I wondered if I'd made a mistake. Profiles of the Food Babe were turning up in the 
New York Times and 
the Atlantic.  Her audience now numbered in the millions, and her mostly insane  tirades against the toxins in our environment seemed to be catching on.  Some were even calling her 
the next Dr. Oz.
 Every journalist faces the question: How to deal with cranks?
 The Food Babe was now impossible to ignore, so I wrote a 
quick item  highlighting some of the reasons scientists think she’s completely  off-base. It's a tactic I've used a lot in reporting on people like  Hari. Highlight the gap between what a misinformed celebrity says and  what the science says. Point out how they're hoodwinking the public,  when necessary. Advocate for science and rational thinking.
 But even then, I wasn't sure if that was the right way to deal with  Hari. Perhaps I should have dedicated many more reporting hours to  debunking her ideas. Or perhaps I should have continued to ignore her  altogether. Maybe drawing 
any attention to Hari would help popularize her message — making me complicit in spreading misinformation.
   Science writer 
Keith Kloor  was puzzled by a similar question recently: "How do you communicate to a  popular and deeply flawed messenger of health concerns, such as a Dr.  Oz or a Vani Hari, who has a large, built-in audience and who seems  immune to facts?" It's not a dilemma that the media always addresses  well.
 [h=3]The media needs to get better at dealing with pseudoscience[/h]             
                The Food Babe, Vani Hari. (Chip Somodevilla/Getty)
 The debate over how to handle peddlers of pseudoscience comes up again and again in the newsroom. With every Food Babe, Dr. Oz, Robert F. Kennedy Jr., and Jenny McCarthy, we mull some combination of the following: Do they deserve to be addressed? Should we seriously engage their ideas? And if we cover them, what’s the best way to do so: mockery? Earnest debunking?
 I decided to ask other researchers and science communicators who have  grappled with this problem. Everyone I spoke to seemed to agree that it  probably isn't worth it to engage fringe theories that don't really  break through to the mainstream. "If they are unknowns, the best thing  to do is to ignore them, because they thrive on attention, however  negative it may be," said Stephan Lewandowsky, a psychologist at the  University of Bristol.
 But it's a harder call for phonies who have gained a sizable platform  and whose positions pose a risk to public health — like, say, Jenny  McCarthy. In these situations, experts had more varied advice. Once  these hoodwinkers get endorsed by public figures, major media outlets,  or government institutions, critical coverage is important, the experts  advised. Be clear on where the balance of scientific evidence lies. Be  careful of turning quacks into martyrs. Don't gin up scientific  controversies where they don't exist. Hold their enablers accountable, too. 
 [h=3]1) Don't just go after cranks — hold their enablers accountable[/h]             
                 Oprah Winfrey: Is she the most powerful crank-enabler on the planet? (Kevin Winter/Getty)
 I made my first call to Ben Goldacre, a British author, physician, and longtime 
slayer of bad science.  When asked how he decides to cover a quack or crackpot idea, he said,  "To me, it depends on whether the way they misused science is  interesting enough that it makes a good pop-science column." This was  all part of his science advocacy mission. "Mocking people who misuse  science is a really useful gimmick for communicating how science works,"  he said.
 But Goldacre doesn't just go after cranks; he also criticizes those  in the media who give them credibility. "Going after people who  facilitate the cranks is more likely to produce long-term benefits and  also more closely reflects where the true source for the problem lies,"  he explained. "I can tell you who hates having their name in the paper,  and that is journalists, editors, broadcasters, and policymakers. They  are used to being able to hide in the shadows, anonymously, and if you  can call them out by name I think that changes their behavior quite  well."
 Goldacre had a point. I've written about Dr. Oz's misrepresentations  of medical evidence over the years, with little measurable impact. But I  also once criticized an 
anti-vaccine story in Canada's largest newspaper.  My reporting — one voice in a chorus of criticism — pointed out that  the paper's editor-in-chief was in denial about its bad coverage, and  that he was ridiculing well-meaning critics. (In a memorable turn of  phrase, he called me a "bathwater gargler.") The result? A 
rare retraction of the story.
 Brendan Nyhan, a political scientist at Dartmouth, agreed with  Goldacre's advice, relating it to Dr. Oz. "Oprah Winfrey should be  ashamed of how she helped give Dr. Oz a platform. People who put Dr. Oz  on TV should be embarrassed," Nyhan said. "I advocate naming and  shaming, not just naming and shaming the public figures who mislead  people but the institutions that give them platforms."
 [h=3]2) Be clear on where the balance of scientific evidence lies[/h]  John Oliver nails the problem with the climate-change "debate." (YouTube)
 The experts I spoke to all said it's extremely important to reflect  the state of the science in coverage, and to avoid giving equal weight  to both sides of an argument that aren't actually equal according to  science. When reporters do that, we risk misrepresenting the research  and creating controversy where there isn't any.
 Many journalists covering discussions of climate change have  struggled with this for years. In the early days, they often allowed  those who deny the existence of manmade warming to weigh in on a variety  of stories. Broadcast programs typically featured one person who  "believes in" climate change alongside one denier, giving the false  impression that the evidence is split 50-50. Of course, research for  years 
has overwhelmingly suggested that humans are behind global warming. But even today, reporters 
aren't sure how to cover politicians who deny the existence of climate change.
 Here's Ivan Oransky, a physician and longtime health journalist and editor: "The 
doubt industry  knows that journalists actually do want to get things right and reflect  nuance, and they have figured out how to craft their messages and  arguments in such a way that they seem like honest academic questions."
 [h=3]3) Beware of turning cranks into martyrs[/h]             
                Andrew Wakefield, whose fraudulent research suggested a link between vaccines and autism. (Peter Macdiarmid/Getty)
 Oransky raised a problem that can sometimes occur when journalists  cover charlatans critically — we risk turning those spreading  misinformation into martyrs.
 A great example can be seen in media coverage of chronic fatigue  syndrome, a condition that scientists once doubted was real but now has  the endorsement of the 
Institute of Medicine  (albeit with a different name). Back in 2009, researchers proposed that  a virus might be at the root of the condition, and sufferers of chronic  fatigue latched on to the theory. "But that 
research didn't hold up,"  Oransky explained. For the most part, reporters tended to reflect what  scientists learned in the ensuing years — the virus likely wasn't  causing chronic fatigue syndrome.
 Unfortunately, that coverage ended up 
backfiring.  "Every time [the media] would say  the research wasn't holding up, the  patient community would turn around  and say, 'You’re denying we have an  illness,'" Oransky said. One of the leading  researchers behind the  viral theory, Judy Mikovits, has essentially been  turned into a martyr,  seen by patients as someone who is really trying  to get to the bottom  of their issue — despite the fact that the weight  of science is now  stacked against her.
The more press coverage, the more scrutiny, the more you end up with these martyrs
 A similar dynamic occurred with Andrew Wakefield, the fraudulent  physician who popularized the autism-vaccine link. He fabricated his  research — research that was retracted, research that is blamed for  stoking vaccine fears and bringing back preventable diseases. But all  along, he has insisted he's the victim of a witch hunt and 
PR campaign,  and some vaccine deniers see him as a sacrificial lamb. "The more press  coverage, the more scrutiny, the more you end up with these martyrs and  with people saying, Everyone is against us,'" Oransky said.
The  other difficulty is that these martyrs often wade into areas that relate  to our very deepest fears and desires. Wakefield exploited parents'  worries about vaccines and autism. Dr. Oz trades on the near-universal  pursuit of better health and weight loss and mistrust of Big Pharma.  Food Babe Vani Hari has built her brand around the worry that unseen and  ubiquitous toxins are slowly killing us all. 
When these figures  are ridiculed and struck down by critics, their audiences can interpret  the criticism of their work as diminishing or making fun of their own,  often understandable concerns, thus helping to fuel the crank-to-martyr  transformation.
 [h=3]4) Don't overstate the influence of cranks[/h]             
                Jenny McCarthy: she just makes stuff up about the dangers of vaccines. (David Becker/Getty)
 Just last week, Robert F. Kennedy Jr., a well-known vaccine denier,  attended a Sacramento viewing of an anti-vaccine documentary, and told  his audience that mass inoculation is akin to "a holocaust."
 I asked Dan Kahan, a professor of law and psychology at Yale, how he  would suggest covering this event. He said it was important to consider  the broader context here: "The fortunate truth of the matter is that  there's tremendous confidence by the American public in vaccines," he  said. "We have had 90 percent coverage for well over a decade. There are  enclaves of people who are concerned. But most parents vaccinate and  don't give it a second thought."
 So any reporting on vaccine deniers like RFK Jr. should reflect that  this is a minority view, Kahan explained. Otherwise reporters risk  creating an appearance of significant conflict when there isn't really  any — signaling to the unconcerned that they should potentially worry,  which could have a negative impact on vaccine rates.
 "You don't want to [write] that there's a public health crisis  because more and more parents are becoming anxious," he said. "That  trope is false. There are some people anxious about vaccines. But they  are an outlier." So a story about RFK Jr. might explain how he  represents a tiny sliver of Americans. It would also explain that the  majority of people abide by the social contract of safeguarding public  health through mass inoculation.
 But, Kahan added, reporters need to be mindful of a potential pitfall  in doing even that: "Even when you're telling people not to worry about  something, they worry a bit more about it. It doesn't help to start  screaming, 'There's no fire in the theater, everybody!'"
                                                                                                                                                               
 [h=3]5) Critical coverage is important — but avoid creating controversy for its own sake[/h]             
                Dr. Oz. (Tom Williams/Getty)
 I've been covering Dr. Oz's promotion of pseudoscience for several  years. Recently, my dad made an astute observation about that work. He  suggested I was somehow dependent on Oz's shenanigans, benefiting from  his erroneous medical infotainment to build an audience. I couldn't deny  the charge, and his words made me think of the central conflict in  Janet Malcolm's ethics tome, 
The Journalist and the Murderer,  summed up on its first page: "Every journalist who is not too stupid or  too full of himself to  notice what is going on knows that what he does  is morally  indefensible."  
But given that Oz is, depressingly,  the most influential public figure in health in America, I would argue  that the coverage is warranted and necessary.
 
Brendan Nyhan  raised this conundrum, calling it a "synergy between people who are  pushing these theories and people who are covering them in a kind of  freakshow style."
 the  principle of holding people accountable for saying misleading things is  an important one 
 This doesn't mean that journalists should shy away   from covering charlatans, he added. Instead, reporters should only  start  to write on theories when they are being "endorsed by public  figures  and discussed in government institutions and other settings  that  matter." At that point, he said, "It’s appropriate to  cover  that claim, to say how dubious it is, because of the watchdog  function  of the press."
 I was a bit surprised by Nyhan's response, since his own 
research  has shown that it's extremely difficult to change people's opinions   about subjects that are important to them through debunking. In a 
study  on perceptions of flu shots, Nyhan found that correcting myths actually   had the opposite of the desired effect among vaccine skeptics. In his 
political research,   he has demonstrated that giving people corrective information can   backfire and deepen their misperceptions. The findings can be   disheartening for any slayer of bad science.
 Yet despite those findings, Nyhan pointed out that critical media   coverage of incorrect claims is still valuable: "I’m not convinced media   coverage will necessarily convince people who are predisposed to   believe the Food Babe or Dr. Oz that they are wrong," he said. "But the   principle of holding people accountable for saying misleading things is   an important one."
 That is, even when journalism doesn't change minds, it can still   serve a greater good by getting cranks on the record, showing the gap   between what they say and what science says, and holding them   accountable.