Manuel da Costa

Breaking The Echo Chamber

Business EN ↓ 3 episodes

Breaking the Echo Chamber is a podcast series that exposes the uncomfortable truths about why most experimentation programs fail to drive real business impact. Host Manuel Da Costa, founder of Efestra, challenges industry orthodoxies and tackles the systemic issues that trap teams in endless testing cycles without meaningful results. Each episode reveals how common practices like tool proliferation, process obsession, and tactical thinking create a dangerous disconnect between test results and strategic decisions. If you're tired of running experiments that executives don't trust or implementi...

Author

Manuel da Costa

Episodes

EP 3 - The Conversation Gap Between Technical Experts & Business Leaders 14.09.2025 53:34

Experimentation specialists routinely lose credibility with leadership by focusing on technical details rather than business impact. The episode explores why this communication breakdown happens so frequently and offers practical solutions. Instead of leading with methodology and statistics, successful experimentation leaders present insights first, connect findings directly to business priorities...

EP 2 - Rejecting the culture of experimentation with Mark Palfreeman 21.07.2025 46:22

Mark Palfreeman, Senior Business Intelligence Manager at Flutter UK and co-founder of Experimentation North, joins Efestra's Manuel da Costa to challenge the industry's obsession with "culture of experimentation." Mark argues for rejecting velocity-focused testing in favor of a "culture of learning," exposing how testing tools have become "guns in the Wild West" that prioritize running more experi...

EP 1 - Experimentation Needs Rebooting with Jonny Longden 11.07.2025 48:23

In this thought-provoking episode, Jonny Longden shares insights from his 20-year journey in experimentation, explaining why the vast majority of what gets called "experimentation" doesn't make sense and how the industry got trapped in tactical thinking rather than strategic value creation.