Feature Research ethics

Hyperactivity in children: the Gillberg affair

BMJ 2007; 335 doi: http://dx.doi.org/10.1136/bmj.39304.486146.AD (Published 23 August 2007) Cite this as: BMJ 2007;335:370

This article has a correction. Please see:

  1. Jonathan Gornall, freelance journalist
  1. London
  1. Jgornall{at}mac.com

    What drove members of a highly respected psychiatric research group to defy the Swedish courts and destroy 15 years' worth of irreplaceable data? A decade after the Gillberg affair began, Jonathan Gornall examines the facts

    Over one weekend in May 2004, three researchers in the University of Gothenburg's department of child and adolescent psychiatry shredded tens of thousands of documents, destroying all data from a 15 year longitudinal study following 60 Swedish children with severe attention deficit disorders.

    What became known as the Gillberg affair began in 1996, at a community summer party on the Swedish island of Resö. Among the guests were Leif Elinder, a paediatrician recently returned to Sweden after several years spent working abroad, and Christopher Gillberg, professor of child and adolescent psychiatry at Gothenburg University.

    The men had known each other since childhood, when they had met on the island most summers. Professor Gillberg had since become a world expert in autism and attention deficit disorder and a leading proponent of deficits in attention, motor control, and perception (DAMP), a Nordic concept developed in the 1970s to describe a combination of hyperactivity, lack of attention, and clumsiness and later regarded as a subcategory of attention deficit hyperactivity disorder.

    What was said at that party depends on whom you ask, but both men agree they spoke briefly about Professor Gillberg's work, that Dr Elinder wanted to meet to discuss the work further, and that he was rebuffed. Dr Elinder says Professor Gillberg wasn't interested; Professor Gillberg says he simply didn't have the time.

    Professional disagreement

    While working as a paediatrician in Hamilton, New Zealand, Dr Elinder had developed doubts about the diagnosis and treatment of children with behavioural problems and he hoped to discuss this with Professor Gillberg. “We saw many wayward kids,” he said, “and I felt that …

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