Science teachers today face unprecedented opportunities for professional development. From genomics to planetary exploration, new scientific discoveries are announced almost daily, discoveries that are changing our basic understandings of nature. New technologies provide students with opportunities for inquiry and deeper understanding. Research into how the brain works allows us to utilize more successful pedagogy for all of our students. Access to the latest scientific advances has never been greater. We owe it to our students and ourselves to fully participate in this ongoing adventure of science. The field editor stresses the importance of professional development in this month’s column.