FRRS1L and Intellectual disability: Ferric chelate reductase 1 like (FRRS1L, 9q31.3) interrupts synaptic functions associated with neurodevelopmental and cognitive abnormalities related to glutamatergic signaling,119, 120 and the WW domain containing adaptor with coiled‐coil (WAC, 10p12.1) protein plays an important role in brain development and has been linked to intellectual disability, autism spectrum disorder, and developmental disorders.121, 122, 123, 124