Pandora took a major step as its service expands to directly compete with Spotify, Apple Music and Tidal: bringing on musician Questlove as its first artist ambassador. Questlove, whose Roots is the house band for NBC’s “The Tonight Show,” originally visited Pandora for non-specific discussions but, when its co-founder Tim Westergren showed him its Music Genome Project for categorizing songs by minute attributes, he was immediately hooked and accepted Westergren’s offer to join as a strategic adviser and ambassador. Continue reading Pandora Expands, Adds Questlove as First Artist Ambassador