Berlin can be a touch inhospitable in February; this year was no exception, with visitors to the film festival enduring heavy snow, treacherous pavements and a two-day, city-wide transport strike. But the Berlinale itself is contending with a frosty climate. Traditionally a hub for film-makers of forthright, oppositional persuasions, it must now attempt to flourish in the face of Europe’s swing to the right, with Germany’s elections imminent and the troubling rise of the extremist AfD party. Every new festival head faces the challenge of reinventing the event they have inherited, and in the Berlinale’s 75th year, the bar was...