Correction to: Nature Neuroscience https://doi.org/10.1038/s41593-019-0530-0, published online 25 November 2019.

In the version of this article initially published, the affiliations of three authors were incorrect.

Liam E. Abbott should have been associated with Analytic and Translational Genetics Unit, Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA; Program in Medical and Population Genetics, Broad Institute of Harvard and MIT, Cambridge, MA, USA; and Stanley Center for Psychiatric Research, Broad Institute of Harvard and MIT, Cambridge, MA, USA.

Ammar Al-Chalabi should have been associated with Department of Basic and Clinical Neuroscience, Maurice Wohl Clinical Neuroscience Institute, King’s College London, London, UK; and Department of Neurology, King’s College Hospital, London, UK.

Bryan Traynor should have been associated with Molecular Genetics Section, Laboratory of Neurogenetics, National Institute on Aging, Bethesda, MD, USA; and Department of Neurology, Johns Hopkins University, Baltimore, MD, USA.

The error has been corrected in the PDF and HTML versions of this article.