Danielle Dixson, an associate professor of marine science at the University of Delaware, received blow after blow last year.
On 8 July,ĢżProceedings of the Royal Society BĀ Ā to a 2016 article she co-authored. It was on how anemonefish respond to bleachedĀ and unbleached host anemones ā an important question regarding coral reefs.
On 29 July, according to documents Dr Dixson provided toĀ Inside Higher Ed,ĢżĀ found her guilty of research misconduct, in that paper and elsewhere. The same day, provost Laura Carlson said the university intended to fire her.
āThe evidence establishes both incompetence and gross irresponsibility. Either basis warrants termination,ā Professor CarlsonĀ Ā to Dr Dixson, who has tenure. āAs you are aware, the universityās Research Misconduct Investigation Committee concluded, after a thorough investigation, that you committed research misconduct in the form of falsification and fabrication.ā
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Scienceās news department, which had alreadyĀ Ā on questions about the work of Dr Dixson and a colleague in 2021, got its hands on a āheavily redactedā draft of that report. Thatās according to the article it then ran, headlinedĀ āā.
In August,ĢżScienceās editorial side retracted a 2014 academic article. Dr Dixson was the lead author.
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āIn August, the University of Delaware informed us that the data in Figures 1A, 2, 3 and 4 were questioned and that they no longer have confidence in the validity of the data,ā saidĀ ScienceāsĢż. āIn agreement with the recommendation of the University of Delaware,ĢżScienceĀ is retracting the paper.ā
In December,ĢżBehavioral EcologyĀ placed an āāĀ about āthe credibility of the dataā on a paper Dr Dixson co-authored. But the new year brought her two wins.
A Faculty SenateĀ Ā she provided toĀ Inside Higher EdĀ unanimously concluded that she should not be fired, and theĀ Proceedings of the Royal Society BĀ Ā on the paper it had corrected, sayingĀ Ā āconcluded that the evidence in support of claims that these data have been fabricated/manipulated, and hence are unreliable, are too weak to warrant retraction of the paperā.
However, University of Delaware president Dennis Assanis plans to fire Dr Dixson regardless this September, when her paid administrative leave ends, according to another document she provided.
āAs I expressed in my response to your initial recommendation, I see very serious issues with Dr Dixsonās research practices and find her after-the-fact (and shifting) explanations to be implausible,ā Professor AssanisĀ Ā to the chair of the faculty committee that opposed firing Dr Dixson.
āIndeed, Dr Dixsonās actions are such that I believe the only appropriate outcome in this matter is to terminate Dr Dixsonās appointment,ā he wrote. āI understand this is a different outcome than the one reached by the Hearing Panel and the FRR [Faculty Rights and Responsibilities] Committee, but I do not see how Dr Dixson can teach our students to be ethical researchers or how the results of future research projects conducted by Dr Dixson could be trusted.ā
He wrote that he could not āallow a faculty member who has engaged in research misconduct, including data fabrication, to remain at the universityā.
Mark Serva, the associate professor who chaired the hearing panel, declined to comment. Faculty Senate president Nancy Getchell did not respond to requests for comment. The university did not provide documents and said itĀ did not comment on personnel matters.
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Dr Dixson has taken issue with the Research Misconduct Investigation Committeeās work. āAll of it is explainable,ā she said. āBut I was never given a chance to explain it.
āThe evidence I needed to clear myself, I didnāt have access to through no fault of my own,ā she said, adding that the university broke one of her hard drives.
āThe level of disdain that they had for me before they even met meĀ was quite high,ā she said of the committee members.
She also complained of a āpretty calculated attackā by Timothy Clark, an associate professor at Australiaās Deakin University who, alongside others, raised alarms about her research.
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Dr Clark said he had been intrigued by some of her research on ocean acidification impairing coral reef fish behaviour, but he eventually became concerned about the findings. In 2020, he and others published a paper inĀ NatureĀ casting doubt on the results.
He is not backing down in his criticism and his support for the Research Misconduct Investigation Committeeās findings.
āThe idea that she could have exonerated herself by going through spreadsheets with them is nothing short of ridiculous,ā Dr Clark said. āThe data patterns that are in the spreadsheetsĀ ā thereās no explanation for them besides copy and pasting data.
āHer spreadsheets are just rife with copy and pasting, so there is really no other explanation apart from data fabrication.
āThereās been a tremendous amount of work thatās gone into compiling all of the evidence and handing it to the university and the journals on a silver platter,ā he said. āAnd, for the most part, most parties have done nothing with that pile of evidence. The University of Delawareās investigation was a shining light because they actually did a thorough and relatively transparent investigation.
āIf Delaware overturns this, then thatās just another nail in the coffin of the future of robust science,ā Dr Clark added.
The Research Misconduct Investigation Committee wrote a roughly 50-page report, including passagesĀ such as this: āThe committee repeatedly questioned the respondent (Dixson) about the lack of research record-keeping materials. How could respondent not have kept records of experiments performed by herself and her students? This is a clear requirement of standard research practice across scientific fields, regardless of whether the research is funded by federal agencies. At one point in the interview, she was asked specifically whether she kept lab notebooks. She responded affirmatively. However, later in that same interview, respondent offered various reasons for the absence of lab notebooks including that she did not keep lab notebooks, which appears to be a clear contradiction. She also stated that her graduate students took the lab notebooks with them when they left, or it was not standard in her field to keep lab notebooks, or that she was not trained to keep lab records. But laboratory related research and field planning must have been documented. Mr. [Paul] Leingang, her former graduate student, supplied photographic evidence of one of respondentās fluming notebooks from November 2019 where fluming data were recorded using cues generated by Dr Jennifer Biddle. This suggests that the respondent chose not to provide any lab notebooks that did exist, perhaps because of discrepancies that might be found therein.āĀ
The committee, whose chair did not respond to requests for comment, concluded that it āwas repeatedly struck by a serial pattern of sloppiness, poor record-keeping, copying and pasting within spreadsheets, errors within many papers under investigation and deviation from established animal ethics protocols. This pattern was discernible across the studies we evaluated and throughout our investigation.ā
But in a roughly five-page report, the Faculty Senateās faculty hearing panel found that the provost failed to meet the burden of proof to terminate Dr Dixsonās tenure, or even to establish that she had committed research misconduct.
āThe respondent herself admitted that she made errors in data recording, data handling and data copying,ā that committee said. āThe initiator (the provost) failed in her obligation, however, to present clear and convincing evidence of research misconduct and did not establish that the respondentās deviations from accepted, scientific community research practice were done in a premeditated or negligent manner, or without regard to the consequences of her actions. The Hearing Panel notes that the respondent did not benefit from the errors, given that the results did not affect the published results. In fact, the opposite has clearly occurred, given the negative publicity and harmful impact on her reputation.ā
Dr Clark said of this exonerating report that āno whistleblowers have been contacted for comment, so it sounds like itās been a very one-sided affairā.
āMy problem is with bad science,ā he said. āAnd nowhere near enough scientists speak up when they see something wrong going on.ā
James Cook University, the Australian university where Dr Dixson earned her PhD, said in an email that āan investigator was externally appointed to examine allegations referred to JCU by the Australian Research Council in relation to alleged research misconduct. The allegations were made by anonymous parties in regards to research conducted at JCU.
āThe investigatorās report found no evidence of research misconduct and recommended the matter be dismissed.ā
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This is an edited version of a story that originally appeared on .Ģż
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