Memorable Images

Article over at Scientific American on what makes a photo memorable:

Having people in the picture—even if they are strangers—also help make a photo more memorable, as does the impli­cation of movement, such as a person running or waves crashing. Human-scale objects—chairs and cars rather than valleys and planets—similarly plant themselves in our mind. These observations support the evolutionary theory that our brain is wired to notice movement, other people and objects we can interact with, the researchers say, because these things would have been the most important features of the landscape we evolved in.

So where do you want the attention to go?

Is the goal to get people to lock onto an image:

Or to set a mood?