w04 3/1 p. 13 par. 2 - "The expression "that evil slave" draws our attention to Jesus’ preceding words about the faithful and discreet slave. Yes, the "evil slave" came from the ranks of the faithful slave."
w10 7/15 p. 6 par. 16 - "That evil slave is part of a group described at 2 Peter 3:3,4.
w13 7/15 p. 24 - "Was Jesus foretelling that there would be an evil slave class in the last days? No
Comments by Anthony Morris of the Governing Body at the 2014 Annual Meeting muddy the teaching by effectively saying that there is, but then saying there isn't! - "Who Does the Wicked & Sluggish Slave Represent? In the context it seems reasonable to conclude..." "Granted, the fact is that some professed anointed did prove to be wicked and sluggish, and refused to do business, well that's a fact, just like some other sheep refused to be faithful and loyal to Christ's brothers, so Jesus is warning his anointed followers remain diligent and avoid the attitudes and actions of a wicked slave."
The G.B. has more flip-flops than a beach trader in Barbados!
Make up your minds you guys in Brooklyn's ivory towers - I'm having to help some long-standing Witnesses keep up with your chariot's constant twists and turns. It clearly doesn't have a spiritual sat-nav guiding it!