In Positives (2002-2003) famous historical press photos are re-staged, repeating the original in terms of composition, but changing the characters and the general meaning of the captured events, making a positive version of them. Libera comments: "The series is another attempt at playing with trauma. We are always dealing with memorized objects, not the objects themselves. I wanted to employ this mechanism of seeing and remembering and touch upon the phenomenon of memory's afterimages. This is how we actually perceive those photographs [the series "Positives"] - the harmless scenes trigger flashbacks of the brutal originals. I have picked the "negatives" from my own memory, from among the images I remembered from the childhood"