"Why Do We See Spiral Arms in Some Galaxies?"

Credits

Producing Organization	IPAC/SSC Education and Public Outreach Group
Created by	Doris Daou Charlie Bluehawk Robert Hurt Jim Keller
Produced by	Doris Daou and Jim Keller
Presented by	Steve Lord
Written by	Steve Lord, Doris Daou, and Jim Keller
Directed and Edited by	Jim Keller
Animations by	Tim Pyle
Music by	Jim Keller
Associate Producers	Andrea Dean and M.E. McElveney

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