My youngest brother and I went on a ten-day canoe trip in Bowron Provincial Park in British Columbia years ago. Believe it or not, we took only granola, thinking we'd be eating a lot of lake trout. Well, we neglected to bring along a net, and our fishing line was only 8-lb. test.

I've been collecting articles on extremophile bacteria for at least the last ten years. I find them fascinating, whether they live in boiling pools at Yellowstone, around thermal vents at the floors of the oceans, or on Mars, where NASA has been searching for them as the first evidence of life beyond Earth.

'Changes in Latitudes' began when I was looking at a photograph of a sea turtle swimming underwater. I had such a strong feeling for the beauty of this ancient creature, at home in the sea. On the spot, I wanted to swim with that turtle. I began to imagine a character who would do just that.

For 'The Big Wander,' I probably had ten different outlines before I made myself start writing. I would sleep on each one, thinking it was wonderful, but I would always awake perceiving some flaw.

Choosing the narrator for a first-person story like 'Downriver' is a crucial decision because the voice has to be one the reader wants to listen to, and the voice has to be a match for the emotion you want the story to carry.

In a lot of cases, writers discover that the novel needs to begin later in the action than they'd first thought.