This volume provides a much-needed interdisciplinary angle on the subject of attention in cognitive systems.It constitutes the thoroughly refereed post-workshop proceedings of the 5th International Workshop on Attention in Cognitive Systems, WAPCV 2007, held in Hyderabad, India, in January 2007.The workshop was an associated event of IJCAI 2007, the 20th International Joint Conference on Artificial Intelligence.The 31 revised full papers presented include carefully selected papers from the WAPCV 2007 workshop together with two invited lectures, and some revised papers from WAPCV 2005 as well as additionally invited contributions about current relevant research themes.The papers are organized in topical sections that cover the embodiment of attention, cognitive control of attention, and modeling of saliency and visual search.They also detail material on sequential attention, biological aspects of attention, and applications of attentive vision.