Kirsty Birch is an accountant, workplace wellbeing and mental health expert, and founder of the Human Return Index™ – a data-led framework measuring the human cost of performance. With 20+ years in finance, she helps organisations turn culture and wellbeing into measurable ROI. Having worked with Hitachi Europe, Geotab, Serco, LinkedIn and Bright Software, Kirsty is pioneering a new workplace KPI: human performance, measured as seriously as financial results.