Once your colonist does one of the following they will become a Bard's Assistant:
Take lessons to learn an instrument or how to sing.
Observe a festival or party within a nearby tribe.
Learn from a traveling merchant about their silver tongues.
Practice public speaking.
Once your Bard's Assistant does one of the following they will become a Bard:
Write and present a ballard or play about the history of your colony to present at the upcoming Founding Festival.
You hear of a recent destruction in a neighbouring town - take your talents to the streets to bring cheer to them all.
Meet with an Elder to discuss collaboration between your colony and the tribe.
Organize a festival for your colony.
You have had time to hone your craft. Now it is time to broaden your horizons. Go to another colony and have a friendly musicial battle with one of their bards.