The brains of people with Williams syndrome are on average 15 percent smaller than normal. This size reduction almost comes from underdeveloped dorsal regions (Grice, Spratling, Karmiloff-Smith, Halit, Csibra, de Haan & Johnson, 2001). Because of the missing genes, a Williams person is liable to weakness in some functions regarding space and other abstractions. Fortunately, he is also endowed with some abilities like in processing emotion, sound and language wherein he may excel (Dobbs 2007, Bellugi, et al. 2000). As early as at birth, the Williams child comes faced with visible challenges (Science Daily, 2006). A Williams person, therefore, should not be looked upon as necessarily weird or hopeless. In music, for example, he may be able to excel if given the right preparation (williams-syndrome.org, 2008).
Williams syndrome is the deletion of one of the two #7 chromosomes and is missing the gene that makes the protein elastin, a protein which provides strength and elasticity to vessel walls. Named after cardiologist Dr. J.C.P. Williams of New Zealand, and recognized in 1961, it is a rare congenital disorder characterized by physical and development problems. ...