
The Bestseller Experiment
Join author and screenwriter Mark Stay with coach and entrepreneur Mark Desvaux, as they discover the secrets to writing a bestseller and challenge themselves and you to write, market and self-published a bestselling book in just one year. Each week, they are guided by and interview million-selling, chart-topping authors, publishers on the inside, editors, agents, social media specialists, and many more big names who play a part in the bestseller process. From the writing to marketing, plotting to publishing, learn the secrets to help you write your way to the top of the charts.
Latest episodes

Nov 20, 2023 • 1h 11min
EP480: Graham Hurley — “Soft Linkage."
The author of 49 books and counting, Graham Hurley returns with his latest WWII thriller The Blood of Others. He takes us through his extraordinary career and discusses writing in a genre that he wasn't a fan of, writing a series without a recurring lead character and the benefits of long publisher lunches.

Nov 13, 2023 • 1h 6min
EP479: Fiona Valpy — “Say Yes to Everything."
Fiona is an acclaimed bestselling author, whose books have sold millions of copies and been translated into more than thirty different languages worldwide. Her latest novel is The Cypress Maze, set in Tuscany and is the perfect book for these long winter nights. Fiona has a degree in Geography, has worked as an IT systems engineer, then in PR and marketing and the wine industry and as a yoga teacher... but writing is when it all made sense.

Nov 6, 2023 • 1h 6min
EP478: Mira V Shah — “Healing Through Writing."
Mira V Shah is a British-African-Indian author and legal writer who lives in North London with her husband, three good dogs and one mediocre cat. She studied History at the University of Warwick before practising as a City lawyer. During the pandemic, Mira wrote her first ever novel, HER, a psychological drama, which explores themes of female friendship, flawed perception, trauma and race. Mira tells about writing the novel during lockdown, telling the story from two different perspectives, and how she’s carved out time to write.

Oct 30, 2023 • 1h 13min
EP477: Michael R Miller — “A Sprinkle of My Experience"
Hailing from Scotland's wet and wild west coast, Michael writes sweeping and epic fantasy and since 2018 has sold over 330,000 books topping Amazon and Audible charts along the way. He’s also worked for Bloomsbury publishing, and is the co-founder of digital publisher Portal Books. He’s written The Dragon’s Blade trilogy and now returns with Defiant, the third book in the ongoing Songs of Chaos series. Michael tells us how he’s found success in epic fantasy and epic audiobooks, and how he’s taken the challenges in his own life and used them to add a personal touch to his writing and fantasy worldbuilding.

Oct 23, 2023 • 1h 13min
EP476: IVY NGEOW — “EMOTION MORE THAN ANYTHING."
Ivy Ngeow was born and raised in Malaysia and is a multi-award winning author. Her latest novel The American Boyfriend was longlisted for the Avon x Mushens Entertainment Prize for Commercial Fiction Writers of Colour 2022. Ivy is a musician, she’s also written non-fiction cookery books, diet books, interior design books, she sells tie-in merch for her fiction, she’s a powerhouse of creativity and she tells us how it all began with a house full of boring books.

Oct 16, 2023 • 1h 28min
EP475: Heather Morris — “Shut up and Listen!"
We celebrate seven years of the podcast with the amazing Heather Morris, author of The Tattooist of Auschwitz, which has sold over 6 million copies worldwide. She returns with a new novel, Sisters Under The Rising Sun, which transports the reader to the women in Japanese POW camps in WWII and is another incredibly powerful story. Heather talks about the role of listening in her work, creating fiction from reality, and what she learned from screenwriting.

Oct 12, 2023 • 8min
EP474: Deep Dive — Mountain Ash Press with Andi Cumbo-Floyd & Caroline Topperman
Mountain Ash Press is the brainchild of authors Andi Cumbo-Floyd and Caroline Topperman who wanted to bring a combination of writer services and publication experience to create a new kind of Hybrid publisher. They talk about the challenges of being an independent publisher and what they can offer to authors.

Oct 9, 2023 • 1h 2min
EP473: Julie Owen Moylan — “Tiny, Weird Obsessions."
Julie Owen Moylan is a novelist and filmmaker. Her graduation short film ‘BabyCakes’ scooped Best Film awards at the Swansea Film Festival where Ken Russell was a judge! And Julie has written two novels, THAT GREEN EYED GIRL and 73 DOVE STREET, which was released just this summer. Julie talks about how she knows when it’s the right time to tell a story, about her pivotal careers day at school, and why her tiny, weird obsessions make all the difference.

Oct 2, 2023 • 1h 16min
EP472: Gareth L Powell — “Be Kind, Be Encouraging."
The award-winning Gareth L. Powell returns to the podcast with Descendant Machine his new science fiction epic. He also tells about working with Peter F Hamilton, how starting a commercial thriller led him to writing his most personal book, how he wrote a book on writing almost by accident, and he gives us some insight to the future of authors and social media, but how being positive pays dividends.

Sep 25, 2023 • 1h 15min
EP471: Jesse Sutanto — “Pure Writing."
Jesse Sutanto is the award-winning, bestselling author of Dial A for Aunties, Vera Wong’s Unsolicited Advice for Murderers and I’m Not Done With You Yet. Jesse tells how she learned about human behaviour through real estate and weddings, why she doesn’t dwell on projects that are on submission, and why she writes in 15 minute sprints she calls pure writing.