# Lior Barak

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How to Deploy ML Models from Notebooks to Production: A Churn Prediction Case Study (feat. Nick Zervoudis)

Data Breakthroughs - Episode 3: From Notebooks to Action Real-world data problem solving in action! Nick Zervoudis (Data Product Management Consultant & Coach) and host Lior Barak tackle a community-submitted ML deployment challenge for the first time during the recording. Problem Category: Machine…

How to Govern Self-Service BI and Control Dashboard Proliferation (feat. Christian Klug)

Episode Summary Your organization empowered teams with self-service BI tools to democratize data access. But now you’re facing dashboard chaos: 300+ dashboards created in 6 months, nobody knows which numbers to trust, and teams are paralyzed choosing between conflicting metrics. What started as dem…

How to Build Explainable AI Models & Prevent Regulatory Disasters (feat. Elizabeth Press)

Data Breakthroughs - Episode 6: AI Bias & Explainability Crisis Real-world data problem solving in action! Elizabeth Press (Founder of D3M Labs, Deputy Chief Digital Officer at CHESCO) and host Lior Barak tackle one of AI’s most critical challenges for the first time during the recording. Problem C…

How to Align Customer Definitions Across Departments & Prevent VIP Tier Conflicts (feat. David Cohen)

Episode Summary Every department in your company defines “most valuable customer” differently. Sales prioritizes deal size, Support focuses on customer success scores, and Product values feature adoption rates. The result? The same customer gets treated as both VIP and basic-tier depending on which…

How to Compete Against AI-Powered Competitors With Limited Resources (feat. Jon Cooke)

Data Breakthroughs - Episode 7: Small Company vs AI Giants Real-world data problem solving in action! Jon Cooke (Founder of Dataception) and host Lior Barak tackle a classic David vs. Goliath scenario for the first time during the recording. Problem Category: Data Strategy & Customer AnalyticsRunti…

Why Your Perfect Model Fails in Production: The Accuracy Paradox (feat. Irena Bojarovska)

Data Breakthroughs - Episode 8: The Office Kitchen Paradox Real-world data problem solving in action! Irena Bojarovska and host Lior Barak tackle a community-submitted challenge for the first time during the recording. Problem Category: Machine Learning & AI Implementation Runtime: 50 minutes The C…

How to Manage Analytics Overload & Build Effective Dashboards (feat. Eva Schreyer)

Data Breakthroughs - Episode 09: When Analytics Becomes a Dashboard Factory Real-world data problem solving in action! Eva Schreyer (Head of Data & Analytics at Neugelb/Commerzbank) and host Lior Barak tackle a community-submitted challenge about analytics overload for the first time during recordi…

How to Bridge the Data-Experience Gap & Gain Executive Buy-In (feat. Tiankai Feng)

Data Breakthroughs - Episode 10: When Data Meets Decades of Experience Real-world data problem solving in action! Tiankai Feng (Director of Data & AI Strategy at ThoughtWorks, author of "Humanizing Data Strategy" and "Humanizing AI Strategy") and host Lior Barak tackle a manufacturing company where…

Why Simple Data Integrations Take Months & How to Fix Them (feat. Ilya Vladimirskiy)

Episode Summary I’m incredibly excited to have Ilya back for the Season 1 finale. He was my very first guest in the pilot episode, and honestly, he helped me figure out this format - what works, what doesn’t, how to make the collaborative problem-solving feel authentic. So it felt only right to clo…

Four Dashboards, Four Different Forecasts

Data Breakthroughs — S2E1: Four Dashboards, Four Different Forecasts Real-world data problem solving in action. Guest Koray and host Lior Barak open a community-submitted challenge for the first time on the recording — no prep, no script. Problem category: Business Intelligence & Dashboarding Runti…