Tomorrow is International #YouthDay! Shout out today goes to youth activist Vivienne Harr. She's a Philanthropist, Activist, & Chief Inspiration Officer STAND. This photo is from last year's Social Good Summit when she prepared backstage for her speech "Putting Your Compassion into Action". #SocialGood #2030now #instacorps #unfoundation #mashable #socialgoodsummit2015 #vivienneharr #throwbackthursday #tbt [photo: @zunleephoto]