David Alexander is a professor in the Department of Physics and Astronomy at Rice University and Director of the Rice Space Institute. He received a Presidential Early Career Award for Scientists and Engineers in 2004 and was appointed a Kavli Frontiers Fellow by the National Academy of Sciences in 2006. He is currently the Chair of the Solar Physics Division of the American Astronomy Society and Chair of the Solar Heliospheric Interplanetary Environment (SHINE) program. Professor Alexander has served on many national and professional committees including the NASA Advisory Council’s Heliophysics Subcommittee and the Science Advisory Board of the High Altitude Observatory Coronal Solar Magnetism Observatory. He is author of The Sun, part of the Greenwood Press “Guide to the Universe” series.