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Why certain songs stir our emotions

Part 1 of the TED Radio Hour episode Soundtracks of our lives

Why do our favorite songs evoke such strong emotions? Songwriter Scarlet Keys teaches the many methods musicians use to boost a listener's mood—or break their heart.

About Scarlet Keys

Scarlet Keys is a professor at Berklee College of Music and a former staff songwriter for Warner Chappell. Her songs have appeared on film and TV, as well as in national commercials. She received a gold record for the song "So Much Love to Make," recorded by Swedish artist Jill Johnson. Some of her former students include Charlie Puth, Betty Who, and Lizzy McAlpine.

Keys is the author of What if it All Goes Right: Practicing Hope in the Hardest Times and The Craft of Songwriting: Music, Meaning and Emotion. She also hosts the podcast What's in a Song.

This segment of the TED Radio Hour was produced by Rachel Faulkner White and edited by Sanaz Meshkinpour. You can follow us on Facebook @TEDRadioHour and email us at TEDRadioHour@npr.org.

Web Resources

Related TED Bio: Scarlet Keys
Related TED Talk: Poetry and music that reaches across the digital void
Related TED Talk: How music can help you find peace after loss

Related NPR Links

Life Kit: It's not too late to learn a new instrument
Life Kit: How To Make A Playlist That Really Shines
The Pulse: The Healing Power of Music

Copyright 2025 NPR

Manoush Zomorodi is the host of TED Radio Hour. She is a journalist, podcaster and media entrepreneur, and her work reflects her passion for investigating how technology and business are transforming humanity.
Rachel Faulkner is a producer and editor for TED Radio Hour.