I’m in Prague today, leading a travel photography workshop, so I thought I’d do an installment of Photoshop for Lightroom Users column to kick off this week (since I won’t be posting much until next week, though Rob Sylvan will still be here in my steed). It’s time to move on to a new area of Photoshop, and it’s an awesome area: filters. There are a ton of filters in Photoshop that do all sorts of things, but, in reality, there is only a handful that we use on any kind of regular basis, so we’re going to focus on those here in this column. We’re going to start with one of the most useful sets of filters in all of...