Most cases of microlissencephaly are described in consanguineous families, suggesting an autosomal recessive inheritance. Upholding familial structure and assets, and ease of marital arrangements are valued among consanguineous marriages. The offspring of consanguineous relationships are at greater risk of certain genetic disorders. Most modern societies have laws regarding incest or social restrictions on closely consanguineous marriages. Repeated consanguineous marriages within a group are more problematic. These elaborate records existed for the purpose of preventing bigamy and consanguineous marriage. The drama focuses on the issue of consanguineous marriages. In some cultures, the term is used synonymously with consanguineous family. One of the families was consanguineous. Globally it is estimated that at least 8.5% of children have consanguineous parents. Consanguineous marriage is common among Irish Travellers.