Personnel: 
Jackie McLean (alto saxophone)
Barbara Simmons (vocals)
Woody Shaw (trumpet)
Grachan Moncur III (trombone)
Lamont Johnson (piano)
Scotty Holt (bass)
Rashied Ali (drums)

Recorded at the Van Gelder Studio, Englewood Cliffs, New Jersey on September 8, 1967. 

1. Soul 
2. Conversion Point 
3. Big Ben's Voice 
4. Dear Nick, Dear John 
5. Erdu 
6. Big Ben's Voice