Grabbed this from the Huffington Post:
For nearly every show on their current tour, MMJ is donating $1 of every ticket sold to a local nonprofit. The majority of the nonprofits are arts and education focused.
MMJ is working in partnership with Air Traffic Control, an organization that connects musicians with nonprofits and actions relevant to their causes.
Causecast interviewed My Morning Jacket before their show at Los Angeles' Greek Theatre on August 12. Donations from that show went to L.A.-based School On Wheels.