Conversation so far:
Who was The Roots original line up?
The Roots' original lineup included Tariq Black Thought Trotter and Ahmir Questlove Thompson.
Where did The Roots meet?
The Roots were classmates at the Philadelphia High School for Creative and Performing Arts.
Who was added to the The Roots members during their original lineup?
As The Roots began to play at school and on local streets, they added bassist Josh The Rubberband Abrams.
Where did the Roots find Josh The Rubberband Abrams?
What did Josh The Rubberband Abrams end up doing?
Josh The Rubberband Abrams went on to form the jazz group The Josh Abrams Quartet.
Who did The Roots add next after Josh The Rubberband Abrams?
The Roots later added another MC, Malik Abdul Basit-Smart.
Who else was added to The Roots besides Malik Abdul Basit-Smart?
The Roots later added Leonard Nelson Hub Hubbard.
What was Organix?
Organix is the debut studio album of American hip hop band The Roots, released on May 19, 1993 by the band, independently.
What happened to The Roots next after their album, Organix?
The album Organix earned enough industry buzz to earn The Roots offers from major record labels, after which they signed with DGC Records.

Question: Who else dissapeared
Self-contained rewrite: Who else dissapeared from The Roots besides bassist Leonard Hubbard?