Insights
The New Rule of Influence 01
The old public affairs model was built around access to power. The new model is built around trust, visibility and public legitimacy.
That is the shift UK executives need to understand. The question is no longer simply whether an organisation can get into the room. The harder question is whether its argument can survive once it leaves the room.
The rise of Reform and the Greens, the weakening of the two-party system, the speed of digital scrutiny and the decline of gatekeeper control all point in the same direction.
Traditional public affairs is not disappearing. But it is becoming less reliable when used alone.
The organisations that adapt will be those that understand the new map of influence: one where voters, communities, campaigners, local elections, challenger parties, online narratives and reputation all shape what government is willing to do.
In modern Britain, influence no longer begins in the corridor of power.
It begins in the public arena.
Why Traditional Public Affairs Is Becoming Less Reliable in the UK
The old model was built for a quieter age
Traditional public affairs worked best when power was concentrated.
If a company understood the governing party, the opposition, the civil service and the relevant parliamentary committees, it could usually map the route to influence. That did not guarantee success, but it gave organisations a clear process: identify the decision-maker, secure the meeting, present the evidence, build a coalition, amend the policy, manage the announcement.
Today, that route is less direct.
A policy can be shaped by local anger before it reaches Whitehall. A backbench MP can be pushed by activists, local Facebook groups or constituency campaigns. A council result can change the behaviour of national parties. A social media backlash can turn a technical issue into a reputational crisis. A challenger party can shift the terms of debate without holding national office.
That is the new reality of UK public affairs. The room still matters, but the pressure outside the room often decides what happens inside it.
The two-party system is no longer a reliable guide to risk
The biggest strategic mistake organisations can now make is to plan public affairs around a simple Labour-versus-Conservative model.
That model misses what is happening in the country.
Reform UK is changing the politics of immigration, net zero, regulation, tax, public spending and trust in institutions. The Green Party is changing the politics of climate, housing, planning, public services, local democracy and corporate accountability. The Liberal Democrats remain strong in parts of local government and in target parliamentary seats. The SNP, Plaid Cymru, independents and local parties add further complexity across the UK.
This means political risk no longer travels in one direction. A business may face pressure from Reform on cost, sovereignty, migration or perceived “elite” behaviour. It may face pressure from the Greens on environmental impact, housing, planning, labour standards or corporate transparency. It may face pressure from Labour councils, Conservative MPs, devolved administrations, local campaigners and parliamentary committees at the same time.
The rise of challenger parties also changes how Labour and the Conservatives behave. When they lose votes to Reform, the Greens or the Liberal Democrats, they often adapt their language, policies and priorities. That means a company’s public affairs strategy cannot focus only on who holds office. It must also track who is shaping the political mood.
Oxford’s Professor Jane Green described this as a potential “game-changer” for Labour and the Conservatives, because challenger parties may no longer look like wasted votes to the public.
That is the key point for executives: challenger parties do not need to form a government to influence your operating environment. They only need to change what the major parties fear.
The old Westminster map no longer explains British politics
For years, British public affairs was built around a simple map of power.
Understand Labour. Understand the Conservatives. Know the relevant ministers, shadow ministers, special advisers, select committee chairs, civil servants, trade bodies and a handful of influential journalists. Build the right relationships, make the policy case, manage the political risk, and wait for the system to move.
That model still has value. Access still matters. Relationships still matter. A well-timed briefing can still shape a decision.
But the model is becoming less reliable.
The reason is not simply that politics has become noisier. It is that the structure of British politics has changed. The two-party system is no longer a safe operating assumption for companies, charities, trade bodies or regulated sectors trying to influence policy.
The 2026 local and devolved elections made this visible. Reform UK made major gains, the Green Party expanded its local government presence, and Labour and the Conservatives both faced pressure from different directions. The Guardian reported that Reform gained 1,349 council seats and control of 14 councils, while the Greens won 376 seats, took control of five councils and secured two mayoralties.
The Electoral Reform Society described UK public opinion after the May 2026 elections as “unprecedentedly fragmented”. LSE analysis went further, arguing that the 2026 local and devolved elections confirmed a longer-term trend: Britain’s two-party era is ending.
For executives, this matters because traditional public affairs was designed for a more predictable political system. That predictability is fading.
Digital scrutiny has made secrecy a business risk
In the past, organisations could often keep lobbying activity quiet. Meetings happened behind closed doors. Briefings circulated to small groups. Trade associations gave companies distance. Public awareness came later, if it came at all.
That is much harder now.
A meeting, donation, leaked email, WhatsApp message, consultation response, think tank report or trade body campaign can quickly become public. Once that happens, the question is rarely limited to whether the organisation broke the rules. The bigger question becomes whether the influence looked fair, transparent and legitimate.
This matters because reputation is now a financial asset. Weber Shandwick’s global research found that executives attribute, on average, 63% of their company’s market value to reputation.
In the UK, where trust in politics, business and institutions is fragile, a lobbying win can quickly become a reputational loss. A company may succeed in softening regulation, delaying legislation or influencing guidance, only to face a public backlash that damages trust with customers, regulators, employees, investors and parliamentarians.
The old approach treated public affairs and reputation as separate disciplines. That distinction is now artificial. In modern UK politics, reputation is part of the policy environment.
Polarisation means evidence alone is not enough
Traditional public affairs assumes that if the evidence is strong enough, politicians will listen.
Sometimes they will. But evidence now competes with identity, party pressure, campaign narratives and online outrage.
This is especially true on issues such as housing, energy infrastructure, transport, immigration, health reform, technology, data, planning, water, net zero and consumer protection. These are not just technical policy areas. They are emotional public debates.
In a fragmented political environment, MPs and councillors often worry less about losing an argument in a private meeting and more about being seen to be on the wrong side of their voters. That matters because local sentiment now travels fast. A planning issue can become a national story. A regulatory concern can become a campaign. A corporate decision can be reframed as evidence that ordinary people are being ignored.
Edelman’s 2025 Trust Barometer found that 61% of people globally hold a moderate or high sense of grievance against government, business and the wealthy. That grievance-based politics is visible in the UK too. It helps explain why parties and movements that present themselves as anti-establishment are gaining traction.
For executives, the lesson is simple: the policy argument must also be a public argument. If a position cannot be explained clearly to voters, communities and stakeholders, it is unlikely to remain politically stable.
Gridlock and instability make narrow lobbying less effective
Traditional lobbying works best when the system is capable of acting.
But UK politics is increasingly shaped by instability, short political cycles, leadership pressure, local election shocks, by-elections, devolved tensions and internal party management. Even when a government has a parliamentary majority, it may be cautious, distracted or unwilling to spend political capital on difficult reforms.
This weakens narrow lobbying.
A company may persuade the relevant department, but the issue may never reach parliamentary time. It may secure supportive MPs, but the party leadership may avoid controversy. It may win a technical argument, but local opposition may delay implementation. It may get warm words from government, but not action.
The Institute for Government described the 2026 elections as a major test for the Labour government and highlighted the wider consequences of Reform’s rise, SNP gains and Plaid Cymru’s advance in Wales.
That is why public affairs needs to move beyond narrow asks. Organisations need to understand the wider political conditions that make action possible. They need to know not only who supports a proposal, but what public mood, media framing, coalition support and parliamentary timing would allow that proposal to move.
The question is no longer just: “Who do we need to meet?”
It is: “What needs to be true for government to act?”
Gatekeepers have lost control of the policy conversation
Westminster still has gatekeepers. Ministers, advisers, officials, committee chairs and journalists remain important.
But they no longer control the full policy conversation.
Lawmakers and their staff now have access to independent research, campaign groups, think tanks, public data, select committee evidence, online communities, journalists, experts and real-time voter sentiment. A corporate briefing is only one input among many.
This weakens one of the old advantages of public affairs: information control.
In the past, industry often had a strong knowledge advantage. Companies understood their markets better than policymakers. They could frame the problem and define the solution. Today, that framing is more likely to be challenged by campaigners, academics, regulators, competitors, local communities or online voices.
The OECD has warned that lobbying is now broader and more complex, involving NGOs, think tanks, digital platforms, social media and a wider range of influence channels.
For businesses, this means a policy position must be able to survive challenge. It must be evidence-based, publicly defensible and aligned with the organisation’s behaviour. A weak argument cannot be rescued by access alone.
What does this mean for UK leaders
The decline of traditional public affairs does not mean lobbying is dead. It means lobbying on its own is no longer enough.
Executives should be wary of any strategy that treats public affairs as a contact book. Relationships matter, but they do not guarantee influence. A meeting with a minister does not neutralise local opposition. A supportive MP does not remove media risk. A technical briefing does not answer public distrust. A trade association position does not create legitimacy.
The UK’s political environment now requires a broader model of influence.
That model should combine five things:
- First, political intelligence. Organisations need to track not only government policy, but also voter fragmentation, local election signals, challenger party narratives and constituency-level pressure.
- Second, public narrative. Businesses must explain why their position matters in plain English, not only to policymakers but to the public.
- Third, credible evidence. Claims must be sourced, tested and able to withstand scrutiny.
- Fourth, coalition-building. Influence is stronger when it is shared by trusted voices, not carried by one corporate interest.
- Fifth, digital listening. Organisations need to understand how issues are moving online before they become political problems.
This is the future of public affairs in the UK. It is not about abandoning Westminster. It is about recognising that Westminster is now downstream of a much wider public conversation.