The all-star panel for “The Podcast Boom” just became a little starrier with the addition of musical artist Jewel and Elaina D Smith, host of the syndicated “Nash Nights Live.” The moderator will be PodcastOne CEO Norm Pattiz; the panelists include TV personality Mario Lopez, podcaster Kaitlyn Bristowe, iHeartMedia Networks President Darren Davis, and Westwood One President Suzanne Grimes.