Ad Infinitum

Ad Infinitum

Ad Infinitum is the award-winning podcast solely focused on audio ads - the creatives who make them and/or the latest thinking that informs them, how the space is evolving, and a round-up of recent audio ads and analysis by Stew Redwine and each episode's guest. Ad Infinitum is Presented by Oxford Road (https://www.linkedin.com/company/oxford-road/) and Produced by Caitlyn Spring (https://www.linkedin.com/in/caitlyn-spring-9614a974/) & Ezra Fox, MFA (https://www.linkedin.com/in/ezrafox/), written & hosted by Stew Redwine (https://www.linkedin.com/in/stewredwine/), and sound designed by John Mattaliano (https://www.linkedin.com/in/john-mattaliano-17a3ab19a/), with audio production by Zach Hahn (https://www.linkedin.com/in/zach-hahn-63a15827/). Hosted on Ausha. See ausha.co/privacy-policy for more information.

Episodes

December 11, 2025 44 mins

What if the key to unlocking your creativity lies in the simple act of making things without waiting for permission? Join host Stew Redwine as he dives deep into this compelling question with his longtime friend Michael Olson, the brilliant creator and head writer of Young Jedi Adventures. Michael's journey from college days at Biola University, where he co-founded the Guerrilla Film Society, to becoming a pivotal voice in childr...

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Have you ever wondered how some brands' audio ads seem to effortlessly influence your decisions while MOST fade into oblivion? Join host Stew Redwine as he dives deep into the fascinating world of behavioral science and marketing with the renowned expert Richard Shotton, author of the groundbreaking book "Hacking the Human Mind." In this riveting episode of Ad Infinitum, Redwine and Shotton explore the psychological principles that...

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What if the secret to successful audio advertising lies not in flashy production, but in the authenticity of your message? Join host Stew Redwine as he sits down with Brandon Beville, a seasoned producer for Morning Wire at The Daily Wire, to explore the essence of authenticity in audio advertising. With years of experience in both TV and audio production, Brandon brings invaluable insights into how tone and conviction can create...

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Something different this episode: a stripped-down breakdown of four top-spending podcast ads pulled from Magellan AI, examined without a guest and put straight through the Audiolytics™ engine to see how they really hold up in the wild.

This week’s listen focuses on how major brands actually sound in-market right now, what’s working, and where even high-spend creative drifts into “fine” — the danger zone where attention slips and per...

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What truly makes audio ads resonate with listeners? Join us for a deep dive into the world of audio advertising with Stew Redwine, the VP of Creative Services at Oxford Road, as he shares his invaluable insights from a live talk at Podcast Movement 2024 in Washington, D. C. Stew is a seasoned expert in the field of podcast advertising, known for his innovative approach to creative audio ads that captivate and convert. His experi...

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What if the key to unlocking your brand's potential lies in the sound of your advertising? In the latest episode of Ad Infinitum, host Stew Redwine dives deep into the dynamic world of audio advertising alongside his insightful guest, Juniper—an innovative AI collaborator shaping the future of marketing. Together, they unpack the findings from Magellan AI's July 2025 report, revealing which brands are boldly increasing their inve...

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What happens when the helmets come off in audio advertising?

At the 2025 Chief Audio Officer Summit, industry leaders gathered not to pitch, but to share—openly debating the toughest challenges in podcasting and audio. In this special episode, Stew Redwine sits down with Kraig T. Kitchin to unpack the insights, optimism, and candid conversations that defined this year’s CAO Summit at Terranea Resort.

You’ll learn:

  • Why vulnerabilit...

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In this special live edition of Ad Infinitum, Executive Creative Director Stew Redwine takes the stage at Podcast Movement 2025 to deliver the third installment of his talk: What Makes Audio Ads Work.

This time, Stew makes it practical. With stories, data, and a few unexpected metaphors (including his dog, Maverick), he breaks down six essential lessons every marketer, podcaster, and advertiser can put into practice immediately:

  1. ...

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What does it truly mean to be creative in an ever-evolving landscape of audio advertising? Join host Stew Redwine as he dives deep into this compelling question with Shelby Hayden Craig, a pivotal figure at Oxford Road who has been instrumental in shaping innovative creative strategies in the realm of audio ads. With a unique perspective from his base in Australia, Shelby brings a fresh outlook on how to stay ahead in the creative ...

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What if the secret to captivating audio advertising lies not in flashy gimmicks, but in strategic planning? Join host Stew Redwine in this enlightening episode of Ad Infinitum, where he dives deep into the world of audio advertising with industry experts Stephen Abraham and Giles Martin. Together, they unravel the nuances of the British approach to advertising strategy, which prioritizes meticulous planning and a profound understan...

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In this special episode of Ad Infinitum, Stew shares the full video version of his talk at Podcast Movement Evolutions in Chicago, 2025. From sonic branding and memory science to host trust and the rise of video, this talk explores what truly makes audio ads work today—and what we may need to let go of to make them work better.

You’ll hear about:

  • The NBC chimes and the power of sound branding

  • Why “I use this and you should too” ou...

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Ever heard a Broadway ballad about bathroom fixtures? Or a devilish ditty about selling tires?

From the 1950s to the 1980s, America’s biggest brands—Ford, Xerox, American Standard—commissioned full-scale, professional musicals for their employees, not the public. These “industrial musicals” were staged at sales conventions, lavish one-night-only productions designed to inspire, educate, and entertain. And they worked.

In this special...

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May 29, 2025 42 mins

In Season 3 Episode 7 of Ad Infinitum, Stew Redwine is joined by Antonio Coronado—aka Agent 004, aka Antoniolytics™—and together, they delve a critical point in the history of Audiolytics™ - the proprietary ad grading and devopment framework developed and used by OXFORd - the early days of human grading, and what happens when AI takes the wheel.

As the ad industry hits an inflection point—with AI tools being mandated at major platfo...

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May 15, 2025 46 mins

Why does comedy work in audio ads—and why don’t more brands take the leap?

In Season 3 Episode 6 of Ad Infinitum, Stew Redwine is joined by improv legends Wayne Brady and Jonathan Mangum, co-hosts of Wayne Brady's What If?! with Jonathan Mangum, to explore the strategic (and often hilarious) role of humor in audio advertising. They unpack the data, riff on Stew's obsession with the comedic potential for life insurance ads, improvise...

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May 10, 2025 6 mins

In this brief bonus episode of Ad Infinitum, Stew Redwine shares a short audio story created for the Twenty Thousand Hertz “Sound Off” competition.

“The Sound of Falling” features original 1980s tape recordings of Stew’s grandfather, Herold Redwine, recounting his harrowing experience of being shot down in WWII, parachuting from a burning B-17, surviving as a prisoner of war in Stalag Luft VI, and enduring the brutal 68-day ...

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April 22, 2025 49 mins

In this episode of Ad Infinitum, host Stew Redwine is joined by commercial director Jordan Brady and Amplifi Media CEO and NYU professor Steven Goldstein to confront a fast-growing threat in the world of advertising: AI Slop.

Used by Steven in a blog post earlier this year, “AI Slop” refers to the dull, generic content flooding our feeds—fueled by AI tools used without intention or craft. This episode pulls back the curtain on how t...

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In this special live episode of Ad Infinitum - brought to you by Sounds Profitable - host Stew Redwine assembles the Audio AvengersArielle Nissenblatt (Earbuds Podcast Collective, Pinwheel), Adam McNeil (Adopter Media), Amelia Coomber (Podscribe), and Paul Riismandel (Signal Hill Insights)—for an unfiltered, in-person conversation recorded at the Sounds Profitable Lounge at Podcast Movement Evolutions 2025 in Chicago.

Together, the...

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April 5, 2025 52 mins

In this episode of Ad Infinitum, host Stew Redwine is joined by Eric Molinsky—journalist, audio producer, and host of Imaginary Worlds—to explore how advertising creates universes of its own through storytelling, sound design, and the audience’s imagination.

Ads aren’t just persuasive messages—they’re narrative constructs. Just like great novels or blockbuster movies, audio ads have the power to build immersive worlds. Whether it’s ...

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March 27, 2025 52 mins

In Ad Infinitum Season 3, Episode 3 - "Sonic Justice," Stew Redwine is joined by legal entrepreneur, founder of 1-800-NOCUFFS, and audio ad icon Darren Kavinoky to explore how bold, memorable local radio spots can deliver attention, affinity, and action in a sea of sameness from many Brand (bland) advertisers.

We can all recite the jingles and often preposterous intonations and taglines of local radio advertisers. They are founders ...

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March 1, 2025 45 mins

In this episode of Ad Infinitum, host Stew Redwine explores the evolving landscape of brand safety and suitability in audio advertising—a critical challenge as brands navigate an ever-changing media environment.

Joining the conversation is Suzanne Rico, journalist and host of The Man Who Calculated Death, a podcast that dives into her family’s history and its resonance in today’s world. Together, they unpack the nuances of brand saf...

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