Stephanie Coontz: How much do you think people remember and how much do you care? She says that in a digital era where we all have access to so many information, some argue there's no need for certain kinds of memory. But she also argues that as a writer, it's my job to figure out what the facts are on our existing theories - even if they don't match up with others' ideas. So i'm not saying that's the way to be, but it works for me. For more from Stephen Coontz click here.