Jean Monnet practised politics in a world before social media, permanent campaigning and the relentless competition for attention. Yet the challenge at the heart of political communication remains surprisingly familiar: how do you build trust and bring people with you when the decisions themselves are complex? Jean-Marc Lieberherr Monnet looks at modern political communication through the experience and legacy of his grandfather, asking what still holds up, what has fundamentally changed and what today’s political professionals might learn from looking backwards.