I've designed several magazines over the years. The cover is usually the land mine. Every hope, desire, and fear seems to coalesce around the cover. I lost one longtime great friend who was the photographer on a cover when the client rejected her beautiful and flawless image for a bad stock photo. It's the part of the project when everyone in the room has an opinion on what a good cover is. In all honesty, there are covers I worked on that are fugly fugly. These were designed by committee and I didn't have the fortitude to say, "You're wrong! You're bad people." But that rarely works either.
As you can expect some of my favorite covers do not have one giant face staring out, but take advantage of the magazine as a personal artifact that doubles as a poster. And if we're honest, we'll all admit we have purchased a magazine only for the cover. Which, I imagine, is liking someone simply because they have a nice face. And...?