City Hall Plaza was filled by young entrepreneurs and businesspeople earlier this week as the hub of Boston held the 2018 Forbes 30 Under 30 summit. Opened by a star-studded concert that featured performers such as Marshmello and Russ, the fifth annual summit also featured discussions by former and current politicians, musicians, activists and CEOs.

  Emerson Colonial Theatre, owned by Emerson College, is considering partnerships with various art organizations to reopen the theater after a year-long operations hiatus, according to Emerson...