Bill Chapman - Content Reviewer - Academic Professional in Atmospheric Sciences who edited module text and diagrams for scientific accuracy.
Ed Mlodzik - Developer - Contributed to text and diagram development.
Mythili Sridhar - Graphics Assistant - Graphically enhanced previous versions of this module.
Steven E. Hall - Editor - Responsible for new layout, organization, cross linking of helper pages and construction of animations. Implemented text and graphics modifications as recommended by the Content Reviewer.