David Sally

David Sally

David Sally is one of the world’s leading experts on social interaction and behavioural game theory with a PhD in Economics from the University of Chicago Business School. His research has focussed on analysing the way that people play games, cooperate, compete, communicate and strategise. His bestselling book The Numbers Game: Why Everything You Know About Football is Wrong, co-written with Chris Anderson, is published by Viking, Penguin and has been described as football’s equivalent to Moneyball. It is also a bestseller in the USA for Penguin, and has been sold in many countries around the world. His latest work One Step Ahead: Mastering the Art and Science of Negotiation is published by OneWorld, by St. Martin’s in the USA, and forthcoming in China by People’s Oriental Publishing.


Twitter: @DavidSally6

Jonathan Sayer

Jonathan Sayer

Jonathan Sayer is an award-winning comedy playwright and screenwriter; he is the co-author of The Play That Goes Wrong (Henry Lewis, Henry Shields)Peter Pan Goes WrongThe Comedy About A Bank RobberyGroan UpsMagic Goes Wrong (Penn & Teller), The Mind Mangler Member of The Tragic Circle and The Goes Wrong Show (BBC One- series 1&2). He is a writer, performer and Creative Director of Mischief Comedy. His work has been performed internationally in forty-six territories including The West End and Broadway.

As a footballer Jonathan played his only competitive game for AFC Stanley Tigers U13’s in the late nineties. He was brought on as a half-time substitute and substituted again shortly after gifting the opposition three goals in five minutes. After his debut Accrington Stanley ended its official ties to the team and Jonathan took the decision to hang up his brand new boots for good. Jonathan is now a co-chairman of Ashton United FC and has written about his experiences in ‘Nowhere to Run: the ridiculous life of a semi-professional football club chairman’ which is published in August 2023 by Transworld.

Jonathan’s agent for acting and all and any dramatic rights in his work are United Agents LLP –  Jonathan Sayer | United Agents




George Sephton

George Sephton was born in Liverpool in 1946 and still lives in the city, quite close to the world-famous Aintree racecourse.

He was educated at Liverpool institute high school for boys (now L.I.P.A) where he was the contemporary of two Beatles (Paul and George) along with Everton chairman Bill Kenwright and BBC newsreader Peter Sissons.

After a short spell working for a local bank, he moved into his first job in IT in 1969 – only giving that up in 2011.

For fifty years he’s had a parallel career as the stadium announcer at Liverpool Football Club; a post he says he’s extremely proud to hold. 2021 saw the publication of his memoir The Voice of Anfield – My Fifty Years With Liverpool F.C.

Twitter: @VoiceOfAnfield

Matthew Sherry

Matthew Sherry is the founder and editor of Gridiron, the UK’s only NFL magazine. Over the course of his journalistic career, Matthew has reported on wide variety of major sporting events, including the Olympic Games, the Ashes, Premier League football and, of course, the NFL. He has covered every Super Bowl since the 48th edition between the Seattle Seahawks and Denver Broncos, and travels around the United States each year reporting on football and interviewing some of the game’s biggest names. He has excellent relationships with the league, all 32 teams, as well as the Pro Football Hall of Fame and NFL Films – both of whom are providing assistance on the book. Furthermore, Matthew is a regular contributor to NFL coverage in the UK on radio and has been sought for his expertise on BBC News.

Ben Sillis

Ben Sillis

Ben Sillis is a writer and editor who specialises in technology and video games. His work has featured in publications including The Guardian, TimeOut and ShortList. As the editor-in-chief of Red Bull’s gaming editorial since 2012 he has witnessed the spectacular rise of the competitive esports industry and reported on it from the front lines. In 2018 Ben was nominated for Features Writer of the Year at the Games Media Brit List Awards, celebrating the best of UK gaming journalism. He has also been nominated for his work by the eSports Industry Awards and the Games Media Awards. He is the co-writer of This is Esports (and how to spell it), which was released by Bloomsbury Publishing in May 2020 and longlisted for the William Hill Sports Book of the Year Award that same year. He lives in south-east London with his wife and two children.


Twitter: @bensillis

Rory Smith

Rory Smith writes for The New York Times where he is the chief soccer correspondent.  Prior to his move there, Rory wrote for the Times, the Telegraph and Sunday Telegraph, reporting on the fortunes of Liverpool, Everton, Manchester City, Manchester United and the myriad of other teams in the North West who make up England’s football heartland. He worked with Rafa Benitez on his 2012 book Champions League Dreams (Headline) and also with Chris Anderson and David Sally on their bestselling The Numbers Game for Penguin. Rory’s latest title, Mister: The Men who Gave the World the Game (Simon & Schuster), was published in May 2016 and was subsequently shortlisted for the William Hill Sports Book of the Year award. Rory is currently working on a new book that will be published by HarperCollins in 2022.