Dark cover with a faint plus-minus glyph: The Exchange Rate on Bad News — your attention pays roughly double for the minus sign, a rate set when bad news could kill you.

The Exchange Rate on Bad News

The math of surprise is perfectly symmetric — a doubling and a halving are mirror twins. Your attention has never honored the symmetry: it pays roughly double for the minus sign, every business paid in attention has found that premium, and the rate was set in a world where bad news could kill you. It no longer can — but the rate never moved, and for the first time the filter that quotes it takes instructions. … readThe Exchange Rate on Bad News

Cover for What Is a Witness: the title in ink and iodine violet on a silver-plate ground, with a faint developed circle and the result number R6 ghosted at the corner.

What Is a Witness

A witness is supposed to be someone who was there: a person in relation to an event, receiving it and carrying it forward unaltered. The foundation says a witness is not in relation with the event at all, because the event is over and what is over cannot hold up its end of anything. A witness is what an act left behind in a living thing — a mark, not a window — and testimony is a present reading of that mark. That is why a camera counts, why you can become a witness six days after the fact, why two honest people on one corner carry two different crashes, and why nobody has performed an unwitnessed act. … readWhat Is a Witness