Beata Surmacz, Heather Fox, Alex Gutteridge, Sandra Lubitz, Paul Whiting Directing Differentiation of Human Embryonic Stem Cells Toward Anterior Neural Ectoderm Using Small Molecules Stem Cells 2012;30;1875–1884;doi: 10.1002/stem.1166

After the article above was published, the authors involved realized that a co-author who had contributed to the work in the early stages should have been included in the final author list. That author is Paul Fish. The author list should have been shown as: Beata Surmacz, Heather Fox, Alex Gutteridge, Paul Fish, Sandra Lubitz, Paul Whiting. The authors apologize for any confusion created by this omission when first published.