His ideas influenced the parents who raised the Me Generation. That is the point.
What is the ME generation ?
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Not really.
First let’s define our terms
Me generation can refer to boomers or millenials
“The term “Me generation” has persisted over the decades and is connected to Baby Boomers.[10] Some writers, however, have also named the Millennials, upon maturing in the 2010s, as “The Me Generation” or “Generation Me”,[11] noted that narcissism is a symptom of youth in most generations. The 1970s was also an era of rising unemployment among the young, continuing erosion of faith in conventional social institutions, and political and ideological aimlessness. This was the environment that popularized Punk rock among America’s disaffected youth. By 1980, when Ronald Reagan was elected president, Baby Boomers increasingly adopted conservative political and cultural priorities.”
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Spock encouraged feeding schedules of infants that were more in norm with breastfeeding. Feeding the infant when it was hungry which is more in line with infant growth patterns than the previously adhered to every 4 hour newborn schedules and let the baby cry it out between scheduled feedings.
Spock was a “liberal” politically in the 60s and 70s and supported the anti Vietnam War movement. You may criticize him for his politics but his parenting advice was conservative middle of the road common sense.