Brian was General Secretary of the Association of School and College Leaders from September 2010 - January 2016.
He was President of the Association in 2007-8 during which time he chose ‘Leading Professionals’ as his theme for the year. Between 2012 and 2014 he led a ‘second Great Education Debate’ which attracted widespread interest and paved the way for the blueprint for a self-improving system published by ASCL in 2015.