AJ 40 under 40: reflecting on the class of 2005 Rob Gregory, one of the previous 40 under 40 , recalls the experience and speaks to some of the others who featured in the 2005 list I took a punt when I entered the AJ’s 40 under 40 in 2005 as my career had been relatively unremarkable. Having walked away from a potential route to partnership at Feilden Clegg Architects to do time on Hopkins’ Manchester Art Gallery and Allies and Morrison’s Royal Festival Hall, I was two years into a 15-year detour from conventional practice. Out of the loop, I had no idea if my contribution to the profession was noteworthy or, for that matter, what noteworthy actually meant.