Bcl11a-Related Intellectual Disability, also known as intellectual developmental disorder with persistence of fetal hemoglobin, is related to chromosome 2p16.1-p15 deletion syndrome and intellectual developmental disorder with persistence of fetal hemoglobin. An important gene associated with Bcl11a-Related Intellectual Disability is BCL11A (BCL11 Transcription Factor A). Affiliated tissues include cortex and brain.