Jack Hassard is a former high school science teacher and Professor Emeritus of Science Education, Georgia State University. While at Georgia State he was coordinator of science education, and was involved in the development of several science teacher education programs, including the design and implementation of TEEMS, a clinically based masters program for mathematics, science, and engineering majors. He was director of the Global Thinking Project, an internet-based environmental program linking schools at first between Russia and U.S.A, and then among many countries around the world. He also conducted seminars around the country on science teaching, inquiry and technology for the Bureau of Education and Research and for school districts' staff development programs. He is author of more than 20 books including The Whole Cosmos Catalog of Science, Science Experiences, Adventures in Geology, and most recently The Art of Teaching Science, 2nd Edition and Science as Inquiry, 2nd Edition.