We thank Drs. Vincent Hearing for the αPEP8 antibody, David Fisher and Colin Goding for MITF and BRN2 constructs, Martin McMahon for the mutant B-Raf expression vector, Michel Goossens for MITF wild-type and SOX10-mutated promoters, Michael Karin for the JunB, JunD expression vectors, Michael Birrer for the TAM67 construct, Alexey Terskikh for the Sox10 expression vector, Meenhard Herlyn for the melanoma cell lines, Stephanie Papp for help with genotyping, and Kang Liu and Craig Hauser for profiling array analysis. The gene discussed is MITF; the disease is melanoma.