One might expect the 51st Alaska Folk Festival to be a bit tamer than the landmark 50-year bash, but organizers say last year’s golden anniversary get-together set the stage for an even bigger week of music, dance and other activities this year.

“The 50th brought so many new members into the fold,” said Josh Fortenbery, president of the festival’s board, while he and others were setting up Centennial Hall on Sunday for shows starting Monday…