“If you look at Karachi and who plans it, the decisions are made by those who do not understand the problems of the ordinary people” – Arif Hasan

With its fast-growing population Karachi is typical of many South Asian megacities that struggle to meet the needs of low income citizens. The eminent Pakistani architect Arif Hasan has been involved in urban development for over 40 years. Here he talks to Mukti Jain Campion about his home city’s post-Partition evolution