Publishers are hunting for consumer revenue in classes JUNE 13, 2019 Max Willens Traditional school is out for the summer, but publishers who remain enamored by online education and classes as a source of incremental revenue are just warming up. Late last month, Billboard announced that it had launched a digital learning program in partnership with Yellowbrick and NYU’s Clive Davis Institute of Recorded Music, featuring contributions from the magazine’s senior director of music, its svp of charts and data development and its executive director of artist relations; at the end of June, Mindbodygreen, which offers close to 90 courses in topics from meditation to feng shui, will launch a more affordable, consumer-facing version of a high-priced online training program once reserved solely for a narrow, wellness-obsessed slice of its audience. The original training program,