A FORMER Cardiff University student has helped develop an app to help enrich the lives of people living with dementia after experiencing the effects of the illness first-hand. Stewart Redpath, along with Mark Smulian, has created the Lydian MindHarp – a tool which allows non- musicians to create their own music. The Mindharp has been shown to help people with dementia engage with music and interact with people around them – having a long-lasting effect on their emotional…