That Worked

Updated: 29 Jul 2025 • 117 episodes
thatworked.flashgrowth.com

Host Callan Harrington breaks down the careers of top founders and executives, pulling out the key items that led to their success. These are actual career transitions, mistakes, insights, breakthroughs, and general advice that can be immediately implemented.

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Callan Harrington, Founder of Flashgrowth and host of That Worked, reflects on the journey of his podcast as he records its final episode before shifting to The Insurance Growth Lab. In this solo episode, he dives into the origins of the show, what it became, and why now is the right time to focus fully on the insuranc

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Matt Farrell is the COO at Niobium Microsystems, a trusted hardware design company developing high-performance microelectronic components to enable the secure collection, processing, and distribution of critical data. Matt is a multi-time founder and early-stage executive. Before the startup world, Matt was a coach for

43 min
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In this episode of That Worked, co-hosts Callan Harrington and Sullivan Finlay dive into content strategy, delegation, and maximizing creative output. Sullivan shares how structured planning has transformed his workflow, the power of visual content boards, and why repurposing content is essential for expanding reach wi

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In this episode of That Worked, host Callan Harrington and comedian/content creator Sullivan Finlay explore how improv can transform leadership, the evolving landscape of AI-driven content creation, and why outsourcing is essential for scaling creative work. Sully shares improv techniques—such as adaptability and activ

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In this episode of That Worked, host Callan Harrington and comedian/content creator Sullivan Finlay dive into the rapidly evolving role of AI in entertainment, content creation, and brand collaborations. They explore the ethical dilemmas of AI-generated personas, the impact of deep research tools on competitive analysi

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Callan Harrington, Founder of FlashGrowth and host of That Worked, takes a deep dive into the strategic decision to niche his business into the insurance space. In this solo episode, he breaks down the fears, challenges, and long-term benefits of narrowing focus in business. If you’ve ever hesitated to specialize, this

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