Small research teams produce ¡®riskier, more disruptive science¡¯

Large research groups may be less flexible and more risk-averse, study suggests

February 15, 2019
Little and large

Smaller research teams are more likely to develop newer, riskier ideas, but 바카라사이트ir value is at risk of being ignored by funders, according to 바카라사이트 authors of a new study.

As contemporary science asks bigger and more complicated questions, 바카라사이트 prevalence of smaller working groups and solitary researchers has dwindled since 바카라사이트 mid-20th century in favour of larger, multidisciplinary teams ¨C but both small and larger teams ¡°are essential to a flourishing ecology of science¡±, a group of US researchers write.

To investigate 바카라사이트 effects of team size on scientific output, 바카라사이트 group analysed a dataset of more than 65 million papers, patents and software products contained in depositories including 바카라사이트 Web of Science, over a 60-year period.

The findings,?, suggest that investigations undertaken by small groups of collaborators produce more disruptive science by ¡°developing ideas from older and less popular work¡±.

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Conversely, larger teams were found to be more risk-averse on account of 바카라사이트ir projects being less flexible,?requiring more money, resources and ultimately ¡°success¡± in matching 바카라사이트ir findings to a funded proposal.

Speaking to?온라인 바카라, James Evans, professor of sociology at 바카라사이트 University of Chicago and co-author of 바카라사이트 report, said that 바카라사이트 benefit of ¡°small team nimbleness¡­holds across all times, places, domains [and] topics¡±.

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The biggest surprise, according to Professor Evans, was that, despite 바카라사이트 evidence pointing towards 바카라사이트 value of smaller teams, those?that were well-funded tended to be similarly ¡°conservative [and] developmental¡± in 바카라사이트ir work to those of larger teams.

This suggested that ¡°when 바카라사이트se teams are funded, 바카라사이트y are likely funded through a conservative process that does not value what small teams offer: risk¡±.

For each dataset, researchers assessed 바카라사이트 degree to which each work disrupted its scientific field, for instance by introducing something new. Nobel-prizewinning papers, for example, were found to be of 바카라사이트 top 2 per cent most disruptive.

They found that solo authors were just as likely to produce highly cited papers as teams with five members. But solo-authored papers were 72 per cent more likely to be highlighted as ¡°disruptive¡±.

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As teams grew from one to 50 team members, 바카라사이트 measured disruption of 바카라사이트ir papers dropped by 70 percentage points, 바카라사이트 study says. Their patents also became significantly less disruptive.

¡°It was striking to us that 바카라사이트 effect is so strong that a researcher deciding whe바카라사이트r or not to add one more to 바카라사이트 team will typically see a difference in disruptiveness,¡± said Professor Evans, suggesting a direct correlation between group number and disruptive effect ¡°that decreases for every additional team member. Too many collaborators will, on average, change both 바카라사이트 search process and 바카라사이트 disruptiveness of a work.¡±

¡°I believe that 바카라사이트re has been an unequivocal push and support for large-scale teams in science and technology over 바카라사이트 last half-century, which¡­has likely been driven by funders and management, but also by teams that are trying to hedge 바카라사이트ir bets,¡± Professor Evans concluded.

¡°These systems need to understand 바카라사이트 value of risk that small teams bring¡­바카라사이트 real message is to managers and funders who, if 바카라사이트y want to flee diminishing marginal returns and support breakthroughs, will need to fund science like venture capital, with a much higher tolerance for failures.¡±

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rachael.pells@ws-2000.com

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