He led the transformation of neglected pseudo-Victorian style stores in Bolton into new centres of social activity and turned a former bus depot into a shopping centre. This time he visited Moscow to advise local architects on the development of city streets, finding the time to take a 7-hour walk around Bibirevo, Maryina Roscha and Kropotkinskaya tube station, looking at the state of street retail. Strelka Magazine asked Phil to share his impressions of Moscow, the recipe for perfect retail space design, and reflections on how shopping centres have changed in the last 30 years.