Marc Riboud, the accalaimed photographer whose work crossed more than six decades, has died aged 93. Here in full and never before published online, is the essay his close friend and journalist, Alain Genestar, wrote to accompany the prize. 

In 2016, the ZEISS Photography Award was handed out for the first time, in parallel to the Sony World Photography Awards. Find out about the history of ZEISS, from the company’s beginnings right up to the present day.