446 Copyright © 2013, IGI Global. Copying or distributing in print or electronic forms without written permission of IGI Global is prohibited. Chapter 23 INTRODUCTION It is often the case that there is usually a pre- dominance of either informational content or entertaining content in multimedia applications. Nonetheless, information processing and, to a lesser degree, information recall is still required whether the intention of the multimedia applica- tion is to reach out to the user on an informational, entertainment or infotainment level. For example, multimedia gaming applications, which are strictly entertainment applications, the player is often Gheorghita Ghinea Brunel University, UK Oluwakemi Ademoye Brunel University, UK Impact of Olfaction on Information Recall: Perspectives from an Empirical Study ABSTRACT Multimedia lies on an infotainment continuum, using multiple forms of information content to both inform and entertain users. In other words, multimedia applications are usually intended to add to the knowledge of the user, via its information content, as well as to keep the user entertained, i.e. interested or amused. In previous work, the authors have presented details of studies carried out to study the infuence of using olfactory media content to augment multimedia applications on user perception and particularly focus- ing on users’ enjoyment of the multimedia experience. Thus, in this respect, the authors have studied the infuence of the use of olfaction in multimedia applications on entertaining users. Consequently, in this chapter, they focus their attention on the infuence of using olfaction to augment multimedia applications with regards to the informational aspect of multimedia systems and applications. DOI: 10.4018/978-1-4666-2521-1.ch023