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The grandmother hypothesis is a hypothesis to explain the existence of menopause in human life history by identifying the adaptive value of extended kin networking. It builds on the previously postulated "mother hypothesis" which states that as mothers age, the costs of reproducing become greater, and energy devoted to those activities would be better spent helping her offspring in their ...
Research [ edit ] Hawkes, an expert in human evolution and sociobiology, is the author of several studies on the “ grandmother hypothesis ,” which asserts that many of the characteristics that distinguish us from our ape ancestors are thanks to the thoughtful care of our mothers' mothers. [ 4 ]
Grandparents, individually known as grandmother and grandfather, or Grandma and Grandpa, are the parents of a person's father or mother – paternal or maternal.Every sexually reproducing living organism who is not a genetic chimera has a maximum of four genetic grandparents, eight genetic great-grandparents, sixteen genetic great-great-grandparents, thirty-two genetic great-great-great ...
That said, other non-neurological studies have made the connection between being an active grandparent and better health. AARP conducted a comprehensive survey of grandparents and in its summary ...
Paternal grandmothers may on average be older than maternal grandmothers, due to common age differences in males and females at first reproduction. Paternal grandmothers may also be more reluctant to invest in their grandchildren due to the lack of certainty of paternity. The same study also found the timing of impact of paternal and maternal ...
In 2007 the Center for Sacred Studies, the parent organization of the Grandmother's Council, produced a documentary titled For the Next 7 Generations: The Grandmothers Speak. Directed by Carole Hart, it documented the Grandmothers as they met and traveled around the world. [17] [18]
Mona Polacca is a Native American spiritual elder from Arizona. [2] She has worked to further social justice for indigenous people from an early age. She is an author in the field of social sciences, has held posts of responsibility as Treasurer for her tribe, [3] served on several committees for Indigenous Peoples within the United Nations.
She is the author of Grandmothers at Work: Juggling Families and Jobs (2014), which won the Gerontological Society of America's Kalish Book Award. [3] She is also the co-author of Grandparenting Children with Disabilities (2020) with Ynesse Abdul-Malak, co-editor of Grandparenting in the United States (2016) with Abdul-Malak, and co-editor of ...