Protocol for a theory-based, mixed methods evaluation of Cynnau|Ignite: an active learning programme to foster positive research culture through leadership development at Cardiff University - Charlotte Hennah; Maleeha Rizwan; Nicola Edwards; Hayley Beckett; Michele Convery; Heidi Dawson; Jonathan Morris; Mair Rigby; James Vilares; Karin Wahl-Jorgensen; Rebecca Williams; Sofia Gameiro (PLoS ONE, 2025)