College students viewed a short multimedia PowerPoint presentation consisting of 16 narrated slides explaining lightning formation (Experiment 1) or 8 narrated slides explaining how a car’s braking system works (Experiment 2). Each slide appeared for approximately 8–10 s and contained a diagram along with 1–2 sentences of narration spoken in a female voice. For some students (the redundant grou...

This study investigated the effects of two design principles as prescribed by the cognitive theory of multimedia learning on the situational interest of adult learners in a multimedia-based continuing education training program. One hundred and two adult learners employed by an emergency medical service were randomly assigned to one of three training groups designed to follow modality and redun...

Our understanding of authenticity in the material world is characterised by a problematic dichotomy between materialist and constructivist perspectives. Neither explains why people find the issue of authenticity so compelling, nor how it is experienced and negotiated in practice. There is strong evidence supporting the view that prevailing materialist approaches to authenticity are a product of...