# What is Reverse Mutation Testing with Leonardo Lanni

An episode of [TestGuild Automation Podcast](https://invisiblenetwork.ai/podcast/826722706), 1 Jun 2025, 39 min.

Audio: https://traffic.libsyn.com/secure/testtalks/TGA_SESSION_548_Joe_Updated-auphonic.mp3?dest-id=184057

In this session, host Joe Colantonio sits down with Leonardo Lanni, a globally recognized quality engineer and founder of QA Roots, to explore a cool testing technique: mutation testing and reverse mutation testing. See if your apps are visual perfect with App Percy: https://testguild.me/apppercy Leonardo breaks down the concepts behind mutation testing, which is an innovative approach to verifying the effectiveness of your tests by intentionally introducing code changes—and introduces the idea of reverse mutation testing, a new technique for ensuring your tests themselves are up to the task. They also discuss real-world QA challenges, practical tooling, and the future of automated testing in an AI-driven world. Whether you're a seasoned engineer or just getting started in QA, this conversation is packed with actionable insights and fresh ways to look at your automation strategy. Listen up!

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