Reprinted with permission from the chapter entitled " Professional Development for Science Education: A Critical
and Immediate Challenge," by Susan Loucks-Horsley. National Standards & the Science Curriculum, edited by
Rodger Bybee of the Biological Sciences Curriculum Study. Dubuque, Iowa: Kendall/Hunt Publishing Co., 1996. For
more information call 1-800-KH-BOOKS (542-6657).