How the World’s Biggest Podcast Thinks About Growth (And What It Means for You Personally) cover art

How the World’s Biggest Podcast Thinks About Growth (And What It Means for You Personally)

How the World’s Biggest Podcast Thinks About Growth (And What It Means for You Personally)

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 If you’re serious about podcast growth and creator growth, this episode will change how you think about building content that actually scales. In this behind-the-scenes conversation, I sit down with Grace Miller, Head of Experimentation & Failure at The Diary of a CEO, to unpack how one of the world’s biggest podcasts thinks about growth, testing, and long-term success. We go inside how elite creators experiment and how small, intentional decisions compound into massive audience growth. From YouTube analytics and thumbnail testing to failing fast without losing confidence, this episode is a masterclass for anyone building a podcast, YouTube channel, or personal brand in 2026 and beyond. You’ll learn:
 • How the world’s biggest podcasts approach growth and experimentation
 • What actually matters in the YouTube backend for podcast growth
• How to test thumbnails, titles, and formats 
 • How to build momentum through experimentation 
• How to fail fast, learn faster, and grow with clarity 
• Practical creator growth strategies you can implement immediately This episode isn’t about hacks or virality. It’s about systems, curiosity, and sustainable growth, the foundations behind long-term success as a creator. Whether you’re a podcaster, YouTuber, or creative entrepreneur, this conversation will help you stop guessing and start growing with intention. CONNECT WITH OUR GUEST 📸 Instagram Time Stamps (00:00) Introduction (01:20) How did you become Head of Experimentation for Steven Bartlett & Diary of a CEO? (07:03) What does a typical day in DOAC office look like? (10:54) Who should podcasters hire? (16:59) Exactly what to look at in the YouTube backend (19:00) Thumbnail testing strategy (20:13) How do you Experiment at DOAC? (25:30) How do you fail fast? (27:22) Two things to test on each platform: YT, IG and Spotify (30:10) How do we experiment in our own personal lives? (34:19) Practical experiment for personal life to start TODAY (38:14) Most uncomfortable thing you’re doing this year? (40:48) Are podcasts over saturated? WHO AM I? My name is Erika and I am an Australian living in Dubai. I have my own business as a strategic legal consultant and run this podcast to explore my passion + curiosity for all things health, wellness, self growth & mindset. A big focus of mine is how to sustainably navigate a busy schedule and live my best life in the process. Welcome to my Channel! 📸 Connect with me on IG! RESOURCES ▶︎ My FREE Work Life Balance Workshop ▶︎ 25 Day Self Development Marathon ▶︎ 21 Day Self Growth Challenge ▶︎ Goal Setting System E-Book LET’S BE FRIENDS ⭐ Substack 📸 Instagram 📱Tiktok 🌍 My website 🧡 This description may contain affiliate links that allow you to find the items mentioned in this video and support the channel at no cost to you. Thank you for your support!
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