Ex-NBA star Stephen Jackson says his fight for social justice is just getting started ... telling TMZ Sports it's become his mission to be there for those who need help following the death of his friend, George Floyd.
Jackson made his presence known shortly after Floyd's death in May ... speaking out in hopes of bringing awareness to the cause.
We spoke with Stack about his new calling on Thursday ... and he says he's been called to make an impact on society.
"What I do know is, is that I'm leading with my heart and I'm doing what God wants me to do," Jackson tells us.