As MPP's role in national and state marijuana policy reform efforts continues to grow and evolve, our leadership structure must also evolve. As such, MPP founder Rob Kampia is stepping down as executive director and will be assuming a new role in the organization. We would like to thank Rob for his leadership and his continued work to end marijuana prohibition. Rob released the following statement: I am excited to announce that I will be transitioning to the new position of director of strategic…