Bryn Davis found English Mastery:

• Significantly reduces teacher workload“It is a workload solution: instead of resource-making, teachers can focus on implementation, improving subject knowledge, and teaching great lessons.”
• Significantly reduces attainment gap“Its focus on explicit vocabulary instruction and assessment helps all pupils to make great progress.”
• Significantly improves teaching efficiency
• Slightly improves school processes
• Significantly builds student knowledge“It is a knowledge-rich curriculum. Pupils learn lots of great knowledge.”