Back on the Streets (Tower of Power album)
Production
Production
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* Emilio Castillo – producer, mixing supervisor
* McKinley Jackson – producer (1, 2, 3, 5\)
* Richard Evans – producer (4, 6\-9\)
* Tower of Power – co\-producers
* Alan Chinowsky – engineer, mixing
* Jim Gaines – engineer, mixing
* Paul Serrano – engineer
* Michael Stone – mixing
* Steve Fontano – assistant engineer
* Phil Jamtaas – assistant engineer
* Rick Sanchez – assistant engineer
* John Golden – original mastering
* Vic Anesini – 1993 digital remastering
* Bruce Steinberg – art direction, design, photography
* Steve Zeifman – color printing

**Studios**
* Recorded at [Record Plant, Los Angeles](/wiki/Record_Plant "Record Plant") (California); [Record Plant, Sausalito](/wiki/Record_Plant "Record Plant") (California); [United Western Recorders](/wiki/United_Western_Recorders "United Western Recorders") (Hollywood, California); Universal Recording Studio and P.S. Recording Studios (Chicago, Illinois).
* Mixed at Record Plant, Los Angeles and Record Plant, Sausalito.
* Mastered at Kendun Recorders (Burbank, California).
* Remastered at [Sony Music Studios](/wiki/Sony_Music_Studios "Sony Music Studios") (New York City, New York).


How many producers worked on track 4?