Author Correction: Onecut-dependent Nkx6.2 transcription factor expression is required for proper formation and activity of spinal locomotor circuits.

Xiuqian Mu was omitted from the author list in the original version of this Article. This has been corrected in the PDF and HTML versions of the Article, and in the accompanying Supplementary Information file. The Author Contributions section now reads: M.T., A.H., E.K., J.-L.B., J.C.G., N.D., F.T. and F.C. designed the experiments. M.H.-F., X.M. and A.G. provided mice and contributed to initial discussions. M.T., A.H., O.S., E.K., J.-L.B., N.D., S.D. and C.B. performed the experiments, M.T., A.H., O.S., E.K., and J.-L.B. contributed to data analyses and all the authors discussed the data for interpretation. M.T. and F.C. wrote the initial draft of the manuscript, and revisions were made by J.C.G., J.-L.B., E.K., A.G., M.T. and F.C. In addition, the Acknowledgements section now reads: We thank members of the NEDI lab for material, technical support and discussions. This work was supported by grants from the "Fonds speciaux de recherche" (FSR) of the Universite catholique de Louvain, by the "Actions de Recherche Concertees (ARC)" #17/22-079 of the "Direction generale de l’Enseignement non obligatoire et de la Recherche scientifique – Direction de la Recherche scientifique – Communaute francaise de Belgique" and granted by the "Academie universitaire ‘Louvain’", by a "Projet de recherche (PDR)" #T.0117.13 and an "Equipement (EQP)" funding #U.N027.14 of the Fonds de la Recherche Scientifique (F.R.S.-FNRS) and by the Association Belge contre les Maladies neuro-Musculaires (ABMM, Belgium) to F.C., by South-East Norway Health Authority grant no. 2014119 to J.-L.B., by Norwegian Research Council grant no. 230000/F20 and EU-funded ERA-NET Neuron grant (CERMOD) to J.C.G., by a grant (R01EY029705) from the National Institutes of Health/National Eye Institute to X.M. and by NINDS in the National Institutes of Health, grant no. NS102678 to A.G. A.H., S.D. and C.B. held FRIA grants and M.H.-F. held a Research Associate grant from the F.R.S.-FNRS. F.C. and F.T. are Senior Research Associate and Research Director of the F.R.S.-FNRS, respectively.