Want to know how to write a song that’s been streamed over a billion times on Spotify alone? Just ask Justin Tranter. He helped create precisely that kind of monster hit for Justin Bieber with Sorry...

Sorry is one of those songs where its success is so crazy it doesn’t feel real. It’s so massive it’s hard to even understand what it means, but it’s such an honour to be part of it. It took a long, long time for ...