I really shouldn’t let myself watch Q&A. Don’t get me wrong, the ABC’s flagship weekly panel show is usually compelling viewing. But after just a few minutes I end up with the systolic blood pressure of Yosemite Sam and so fired up I can’t get to sleep for ages afterwards. Good thing it’s on when the kids are in bed, or they’d pick up all sorts of funny new words from Daddy yelling at the screen.
I’m expecting more of the same this week when physicist and author Lawrence Kra...