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Conviction & decision-making expert

James Mainwaring

A FIFA World Cup assistant referee and decision-making speaker, James Mainwaring translates high-pressure calls into practical frameworks for leadership and resilience. Creator of the CLEAR model, he has officiated in the Champions League and over 150 Premier League matches.

James Mainwaring
James Mainwaring

James Mainwaring

Manchester, United Kingdom

Typical fee range

£6–10k

This is an estimated fee range for local in-person events. Location and format affect the final fee.

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James Mainwaring

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Manchester, United Kingdom

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£6–10k

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+44 203 835 2929

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James Mainwaring's biography

At a glance

  • Assistant referee at 2026 FIFA World Cup
  • Officiated 150+ Premier League matches
  • Creator of the CLEAR pressure framework

James Mainwaring is a FIFA World Cup assistant referee and keynote speaker specialising in decision-making under pressure, drawing on more than a decade officiating at the highest level of football.


James has progressed from grassroots football to the Premier League, the UEFA Champions League, and the FIFA World Cup, where he received four match appointments in 2026, including the Spain v Belgium quarter-final. His other major appointments include the 2025 FIFA Club World Cup, the 2024 EFL Cup Final, and more than 150 Premier League matches.


That experience sits behind CLEAR, a framework James developed for recognising and diagnosing the different sources of pressure behind an important decision. Built from his own high-stakes officiating and tested through research with leaders across finance, government, technology, and professional sport, it gives organisations a structured way to understand why competent people still hesitate when certainty is not available.


Audiences leave with a practical method for identifying where pressure in a decision is actually coming from, rather than treating it as one undifferentiated force. James translates split-second calls made in front of millions into ideas leaders and teams can apply directly to their own high-pressure moments.


Book James to give teams a clearer, evidence-based way to decide well when the stakes, scrutiny, and clock are all against them.

James's showreel and videos

Topics, sessions and talks

CLEAR: Decision-Making Under Pressure

What happens to decision-making when information is incomplete, time is limited, and scrutiny is intense? Drawing on split-second calls in the Premier League, the Champions League, and the FIFA World Cup, James Mainwaring explores why pressure is never just one thing, and why understanding where it comes from changes how people respond. Through his CLEAR framework, he gives audiences a practical way to recognise and diagnose the pressures behind a decision, so they can think clearly when certainty is not available.

The Second Chair: Leading When You're Not the Leader

Some of the most important people in a high-performing team are not the ones in charge. As an assistant referee, James Mainwaring has built a career operating alongside the person ultimately responsible for a decision, knowing when to intervene, challenge, support, or stay silent. Drawing on elite officiating teams, he explores influence without authority, trust, and the skill of backing a leader publicly while being ready to challenge them privately, for anyone whose impact exceeds their job title.

The Next Decision: Performing After Things Go Wrong

In elite sport, there is not always time to recover from a mistake before performing again. James Mainwaring explores what happens after a decision goes wrong, particularly when the mistake is visible, scrutinised, and impossible to take back. Drawing on experiences from elite football, he examines the difference between reflection and rumination, how high-performing teams respond to errors, and why the quality of the next decision matters more than the mistake that preceded it.

The Conviction Gap

Most leaders already know the right answer. What they lack is the conviction to commit to it publicly, before it is confirmed, and to own it regardless of outcome. James Mainwaring draws on original research with senior leaders across finance, government, technology, and professional sport, alongside a career making calls that are reviewed instantly and impossible to disown, to explain why competent people hesitate under real pressure, and what closes the gap between knowing and acting.

Decisions Under Scrutiny

A practical session for leadership teams, built on original research with senior leaders across finance, government, technology, and professional sport. James Mainwaring helps teams identify where their pressure is actually coming from, separating the technical problem from the confidence problem behind a difficult call. Drawing on his experience making decisions under scrutiny as a FIFA World Cup official, he gives teams a shared standard for acting on a decision once it has been made.

Why we recommend booking James

James brings a tested perspective on decision-making under real pressure, informed by officiating at the FIFA World Cup and original research across finance, government, and technology. For leaders facing high-stakes calls, his CLEAR framework offers a practical path for acting with conviction.

Testimonials

James delivered a truly engaging and insightful talk, followed by an excellent Q&A that had our regulars both delighted and surprised. The group thoroughly enjoyed the stories he shared, the knowledge he brought, and the openness with which he answered every question. It was a session that will be remembered for a long time.

Public Health, Bury Council

We had the chance to learn from and ask questions of James. It was a tremendous insight into how he trains, deals with the pressure of the profession, and keeps his calm and composure in difficult moments of his demanding role.

Talent ID Lead, Soccer Shots Philadelphia

It was great to work with James across the Premier League Summer Series, a fantastic addition to our delivery.

Head of Community Development, Premier League

frequently asked questions

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How do I book James Mainwaring for my next event?

Email hello@getapeptalk.com or call PepTalk on +44 20 3835 2929 (UK) or +1 737 888 5112 (US), and one of our speaker agents will contact you within hours to confirm James's availability and fees. If you can, please include your budget upfront – it helps us fast-track your request. It’s also helpful to know the date, format (virtual or in-person), location, and a bit about your audience.

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Does PepTalk charge a booking fee?

No. PepTalk adds no booking fee, so you pay the speaker's fee and nothing beyond it. The service, from shortlist through to contracts and event-day logistics, is included. For repeat or multi-event bookings, PepTalk can agree preferential rates with your procurement team.

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Share your event date, audience, format, objectives and budget, and PepTalk sends a hand-picked shortlist within 24 hours. Each suggestion comes with a profile, a fee and a recommendation on the strongest fit. Once you choose, PepTalk handles contracts, travel and logistics through to event day.

What does the typical fee range mean?

The typical fee range is the speaker's standard in-person fee in their home market, shown in their local currency. It moves with format, location, date and session length: virtual sessions and shorter slots usually cost less, while international travel and peak dates cost more. Send your brief to PepTalk and the team will confirm the exact fee in your currency.

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Not all of them, and it makes no difference to your booking. PepTalk's network of 15,000+ speakers covers talent the team works with directly alongside speakers represented by agents and agencies worldwide. PepTalk approaches the speaker, negotiates the fee and handles contracting either way.

How far in advance should I book a speaker?

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