Who: Wizard and Sildar's friend.
Session 3:
Sent to Phandalin to establish a police force.
Never officially arrived in town.
He disappeared.
Sildar has been trying to find out what happened to him.
Sildar remembers that Iarno had been interested in the ruins of Tresendar Manor (the Redbrand Hideout)
Session 6:
His superiors had doubts about Iarno.
Iarno's strength was his staff.
Iarno may have gone to Cragmaw Castle.
Party feels confidnet Iarno and "Glassstaff" are the same person.
Session 9:
Party confirmed Iarno and Glasstaff are the same person
After negotiating with King Grol, he gave up Glassstaff in exchange for his freedom
Session 11:
Halia Thornton paid Bjorn a hundred gold pieces for dealing with Glasstaff, despite him not being brought in alive.
Current status: Dead
