During the 2009-10 school year, 42% of the students failed the biology segment of the EOCT, which affected not only the final grades of these students, but also overall school accountability. These results instigated some questions about the factors associated with students' success in biology; some of those factors related to the merit of single-…

Over the past decade, the Gurian Institute has trained more than forty thousand teachers in more than two thousand schools and districts, both coed and single-sex. The institute's trainers have worked with public and private schools, Montessori schools, and a variety of charter and independent schools in fifteen countries; it has therefore been…