Jesse Jackson: Gilbert Thinks LeBron Was His Slave: In a press release for his civil rights group, the Rev. Jesse Jackson accused Cleveland Cavaliers owner Dan Gilbert of having a "slave master mentality" for his tirade against LeBron James. "He speaks as an owner of LeBron and not the owner of the Cleveland Cavaliers," said Jackson. "His feelings of betrayal personify a slave master mentality. "He sees LeBron as a runaway slave."