MN Duo: Masterclass with Jeff Cohen Monday, August 6, 2018 9:00 AM 12:00 PM 09:00 12:00 Westminster - Westminster Hall 1200 South Marquette Avenue Minneapolis, MN, 55403 United States (map) Google Calendar ICS Jeff Cohen leads a public masterclass featuring students of the MNDuo program. Brown Paper Tickets Ticket Widget Loading...Click Here to visit the Brown Paper Tickets event page.