One popular diagnosis for the problem of inequitable educational opportunities is the need for schools and schooling systems to undergo systemic change. While research shows that leadership support is essential for implementing system reforms, critical questions remain about how leaders help shift other's understandings and practices. Employing…

The national English program in Mexico was formally launched in 2009. The new program supplanted various state programs, and aimed to create a coherent, uniform curriculum that extended English instruction to all public school students across the country. The article describes the development, evolution, and changes as the program was piloted and…