Ava DuVernay

If you walk into a room, and there is no one that's not like you there, whether it's a woman or a person of color, anyone that's different from you, you should be able to say this is a problem. We need allies in that room to say that video, this room, this company, these ideas, this film, this whatever, this is not right - this is not good enough.

Long-term unemployment is particularly costly to those directly affected, of course. But in addition, because of its negative effects on workers' skills and attachment to the labor force, long-term unemployment may ultimately reduce the productive capacity of our economy.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.