Stan Metzenberg is Professor of Biology at California State University, Northridge. He has 20 years’ experience in university teaching in biological science. He was a Senior Science Consultant for the Academic Standards Commission in California (1998) and a State Board of Education appointee to the California Science Project (1999-2003), the California Curriculum Development and Supplemental Materials Commission (4 year term, 2003-2006) and a content review panelist for development of the California Standards Tests (1999-2010). He has recently assisted the ministries of education of Saudi Arabia (2010) and Qatar (2015) in training teacher leaders to use newly adopted science instructional materials.