Following up on my #tuesdaythoughts post about “Obtaining Proper Exposure” with another look at a different way of achieving a “perfect” exposure using the Substitution Method.

I’ve always loved the Nash’s Metropolitan automobiles. Mary and I saw this particular car when we were driving back from Evergreen, Colorado where we had gone to friend’s house to look at an MG B that he was selling. (No, we didn’t buy it.) On the way home, I saw this Nash Metropolitan with a police bubble on top and knew I had to stop and photograph it.

When teaching workshops, the number one question that I get from students and one that usually permeates the entire event is their quest for the perfect exposure. Back in the 1970’s I used to tell my Basic Photography students at Howard Community College that the perfect exposure was the one that they liked. And I still believe that today.

As a child, I was aware that, at night, infrared vision would reveal monsters hiding in the bedroom closet only if they were warm-blooded. But everybody knows that your average bedroom monster is reptilian and cold-blooded.—Neil DeGrasse Tyson

Parkinson’s Law was first written by Cyril Northcote Parkinson (1909–1993) as “work expands so as to fill the time available for its completion.” That statement was in the first sentence of an essay that he published in The Economist. In 1957, the law was revisited when Parkinson’s books, Parkinson’s Law And Other Studies in Administration and Parkinson’s Law: Or The Pursuit of Progress were published. Here are some of his other “laws” and variations that have been articulated over time: