Jonah Marais has navigated the complexities of fame and identity since his time in the boy band Why Don’t We. Since then, Marais embarked on a solo career, using music as a means of rediscovery.

The five teen boys of Why Don’t We weren’t always a group. But when budding social-media-star crooners Daniel Seavey, Zach Herron, Corbyn Besson, Jonah Marais and Jack Avery joined together as ...