His style – bold block colours – has a rich range of precedents, with echoes of Russian constructivist propaganda and art-deco film posters, as well as the sharp, knowing tradition of designers like Alan Fletcher, Milton Glaser and Paul Rand – who famously rebranded IBM in 1981, with an eye and a bee alongside an M. Bar has followed in his hero Rand's footsteps, recently producing a series of posters and animations for the computing giant with a similarly pared-back approach.