1. American Geophysical Union Fall Meeting San Francisco CA 13 to 17 December 2000 sessions SM11A SM21E and SM22C.
2. See for example www.oulu.fi/∼spaceweb/textbook for general background on solar physics.
3. I wish to thank J. Scudder at Iowa and A. Szabo at NASA/Goddard Space Flight Center for their help with this Perspective.