The International Institute for Critical Studies in Improvisation and Coastal Jazz will host their ninth colloquium —Lines of Flight: Improvisation, Hope and Refuge, in Vancouver, British  Columbia from June 24-25, 2017. The colloquium will take place during the opening weekend of the TD Vancouver International Jazz Festival at the downtown campus of the University of British Columbia, and will feature as keynote speakers several world-renowned improvisers who are performing at the festival.