In this article we present a new experimental paradigm: comparative visual search. Each half of a display contains simple geometrical objects of three different colors and forms. The two displayhalves are identical except for one object mismatched in either color or form. The subject’s task is to find this mismatch. We illustrate the potential of this paradigm for investigating the underlying c...

The composition and volume of global trade has witnessed significant changes during the last two decades. Trade liberalisation, rising income and technological advancements, have been the main determinants. Against the backdrop of a rapidly changing global export pattern, and the success of Southeast Asian economies, there is a strong case for Pakistan to pursue an export-led growth strategy th...

Motivated by the fact that previous visual memory paradigms have imposed encoding and retrieval constraints, the present article presents two experiments that address how observers allocate eye movements in memory and comparison processes in the absence of constraints. A comparative visual search design (Pomplun, Sichelschmidt, et al., 2001) was utilized in which observers searched for a differ...

Background. Ethiopia has one of the lowest HIV prevalence rates in East Africa, but there are still more than one million people estimated to be living with HIV in Ethiopia. This study was aimed at assessing the comprehensive HIV/AIDS knowledge and sexual behavior among university students. Methodology. A cross-sectional comparative study was done with quantitative and qualitative data collecti...