This article proposes five criteria for evaluating and comparing conflicting conceptions of knowledge base frameworks for teaching and teacher education. These criteria are defined and applied to frameworks advocated by scholars, professional organizations, state agencies and teacher education programs. (IAH)

The school-to-work (STW) movement began in the mid-1980s in response to concerns about the U.S. education system's ability to prepare most students for the "new economy." Despite the fact that most of the STW programs and activities funded by the School-to-Work Opportunities Act of 1994 have only recently been established, a fairly…