This is the ACM IMX paper authored by Eoghan Hynes, Bryan Dunphy, Sowmya Vijayakumar, Niall Murray, Ronan Flynn, Lara Matos, and Paulo Lameiro. It serves as an in-depth exploration of the physiological responses to two contrasting ‘Concertos para Bebés’ excerpts. By anchoring the research in a lab study using EmotiBit sensors, the paper provides a detailed look at the recorded physiological findings.