
Behavioral AI and the compatibility advantage with Sarah Lucena, Mappa
From Build Mode by TechCrunch
February 26, 2026 · 44 min · Season 2 · Episode 2
About this episode
Sarah Lucena discusses how Mappa uses voice AI to improve hiring decisions by analyzing behavioral traits for better team compatibility.
This season on Build Mode, we’re breaking down what it really takes to build a world-class team and that starts with hiring the right people the first time. This week, we’re joined by Sarah Lucena, founder and CEO of Mappa, a behavioral intelligence platform that uses voice AI to decode human behavior in under 60 seconds. After rebuilding teams over and over again early in her career, Sarah set out to answer the question: why do “great on paper” candidates fail to flourish after their hired? In this episode, she explains how Mapa analyzes thousands of voice biomarkers, from speech patterns to linguistic signals, to build behavioral profiles and match candidates based on compatibility, not just the on-paper credentials. They help their clients make the right hired the first time, saving crucial time and money. She breaks down: • Why most hiring decisions are still a gamble • Compatibility vs. similarity (and why it matters) • How voice biomarkers reveal behavioral traits • How to reduce bias without lowering the bar • How founders should think about building aligned teams Whether you’re hiring your first employee or scaling a fast-growing startup, this episode will change the way…
People in this episode
Guest: Sarah Lucena
Topics covered
- behavioral AI
- hiring
- team dynamics
- compatibility
- voice biomarkers
- entrepreneurship
Keywords
- behavioral intelligence
- voice AI
- hiring decisions
- team building
- candidate compatibility
- bias reduction
Mentioned in this episode
Organizations: Mappa, TechCrunch
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