Irish artist, entrepreneur and holistic practitioner Keith Cullen is set to publish his debut memoir, Dear Future Me, a candid account of the experiences that reshaped his understanding of success, identity and fulfilment. Officially launching at Castletown House on Thursday, 17th September 2026, Dear Future Me charts Cullen’s journey from his early years in Ireland through a successful career in business and music, including time spent pursuing his career in Los Angeles, int