Consumers’ food preferences have led to a worldwide overweight rate of 35% in 2008. It is a matter of fact that overweight is closely linked to unhealthy eating habits. Most existing nutrition labels contain reference information in the form of aspirational levels such as the Percentage Daily...

The usage of smartphones is on the brink of revolutionizing the way people shop and emphasizes the strategic importance of mobile services for retailers. This holds especial importance for the customer interface design (e.g. in-store), as this is one of the most important responsibilities of a...