West Brooklyn Community High School has achieved a dramatic level of success in supporting a diverse population of 16-21 year old over-aged, and undercredited students who have struggled at or dropped out of their previous high schools. The school boasts among the highest course-passing rates, state exam scores, and graduation rates of any school serving this population in New York City. This eleven part publication examines the core systems, structures, and practices that underpin West Brooklyn Community High School’s success.