The study consisted of three articles. Article one aimed to determine if there were any significant difference in science graduate students' (SGSs') conceptions of the "consensus tenets" of the nature of science (NOS) with respect to demographic factors -- the SGSs' academic and research characteristics. The participants were SGSs from…

This ethnographic case study examined the roles of district and school macro-culture and teacher sub-group micro-culture in influencing the nature and extent of teachers' professional collaboration. Informed by the sociocognitive theory that learning is rooted in social relationships and develops through interpersonal discourse and activity, the…

The research in this dissertation focuses on ways to improve the teaching and learning of science in a suburban junior high school on Long Island, New York. The study is my attempt to find ways to achieve parity in my classroom in terms of success in science. I was specifically looking for ways to encourage Black female students in my classroom…