In our April 2020 issue, Josh Miller talks about high dynamic range (HDR) photography techniques, when to use them and how to do so without overdoing it. Darell Gulin shares his top techniques for macro photography—a visually exciting genre of nature photography to learn and practice year-round, but especially with spring blooms. Also in this issue is a guide from Howard Arndt to photographing the annual spawning of alewives in Maine, an excellent opportunity to photograph birds-in-flight as ospreys arrive to do some fishing. On the cover is an HDR image of the Ansel Adams Wilderness in California by Josh Miller. Here’s the story behind the shot. “Bordering on the south eastern side of Yosemite National Park, the Ansel Adams Wilderness...