. Brannen -modern family structure resembles a beanpole as is longer and thinner. Brannen describes a recent emergence of four-generational families-families - include great grandparents and great grandchildren.Beanpole families-term used to describe two or more generations living in the same household or close to one another. Theyre less likely to experience horizontal intergenerational ties (have fewer aunts, uncles and cousins),are now more likely to experience vertical intergenerational ties,( that is, closer ties with grand-parents and great grandparents. )