 Gen Xers are in their mid 40s to late 50s, so it makes sense that they're thinking and worrying about retirement. But that worry isn't new, says Anne Ackerley with BlackRock. She's their senior advisor on retirement. We've been doing read on retirement for the last nine years. Gen X is always less confident about whether they're on track or not. And their confidence has gotten worse as they've gotten older. Gen X has a nickname, the sandwich generation. Compared to other generations,