DISTINGUISHED author and academic DON AITKIN has joined the “CityNews” writing team and his thoughtful first column looks at what’s driving the property boom. Elsewhere in this week’s bumper edition MARK PARTON thinks Canberra has trouble laughing at itself, MICHAEL MOORE says maternity leave should signal the start of social reform and SONYA FLADUN argues the case for parental responsibility in the face of adventurous teenagers.