KNL1 and autosomal recessive primary microcephaly: As a matter of fact, short stature is frequently observed in “non-syndromic MCPH” patients with mutations in MCPH1, WDR62, PHC1, STIL, CDK5RAP2, and KNL1 (formerly known as CASC5) (Table 1) [32,33,34,35,36,37,38,39,40,41,42,43].