The specification of neuronal subtypes in the cerebral cortex proceeds in a temporal manner; however. the regulation of the transitions between the sequentially generated subtypes is poorly understood. Here. we report that the forkhead box transcription factor Foxg1 coordinates the production of neocortical projection neurons through the global repression of a default gene program. https://ashleyshomestores.shop/product-category/wall-art-set-of-3/