Julian Bond rose to prominence in the 1960s, advocating for civil rights, and remained active until recently. He was the N.A.A.C.P. chairman in the 1990s, and spoke in favor of marriage for same-sex couples.
A number of outlets have profiled him since his death:
Official announcement from Southern Poverty Law Center
New York Times
NPR (No transcript yet, just audio)
The Root writes that Bond considered running for president in