occurred

She also highlights the speed with which these changes have occurred, saying: “We see that there is a lot of difference between the youngest ones, those [born] closer to the ’90s, and those closer to the ’70s.” Usually, she explains, these substantial attitude swings generally occur over generations – say, between the 1950s and 1990s – yet they occurred in relatively short periods of time. She says such dramatic differences among groups only five years apart is surprising, and indicates change happened unusually fast.

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