Overnight, Ronan went from senior leadership positions at the British Foreign Office and Extinction Rebellion to being diagnosed with a debilitating lifetime chronic illness. He’s learned the hard way how to lead under pressure and stay strong in the face of adversity.

Ronan now teaches on the KPMG Executive Leadership Programme and is a resilience specialist at Tough Cookie, advising leading organisations including Sky, Meta and Accenture on how to create healthy, high performing cultures.