Alexander Calder was truly one of the ground-breaking artists of the 20th Century, a sculptor who revolutionised the art form through his creation of mobiles - sculpture that was not restrained within inert, static objects, but instead dynamic, ever-changing works to be experienced in real-time.
What first hits you about Frank's paintings is the texture. These are canvases thick with oils. Layers of paint built up and scraped down, the artist always editing and correcting himself, painting over what he saw a moment ago with what he sees now. And doing this hundreds of times.
What really intrigues though is not just how these artists used Pop art to interrogate their own cultures, but how they also responded to the Pop art headliners from the US and the UK.
Marlene was born in South Africa at a time of apartheid and censorship, where simply a picture of Nelson Mandela was considered to be so dangerous that it was banned. This deep and profound relationship between banning an image and infusing it with power and meaning must have made an impact on Marlene as it has shaped her work.
There is an extraordinary diversity of subjects in this top 10 list of London exhibitions for 2015. Mark these in your calendar and your brain will be like a sponge, just soaking it all up.
It was a great year for art shows in the capital but, frustratingly, the big exhibitions were dominated by white male artists. So it is with great delight that the calendar for 2015 sees this challenged in a big way. Here is my list of those art exhibitions in London to put in your diary for 2015.
Sigmar Polke was one of the most radical, experimental and influential artists of the past 50 years. And the Tate has brought together an extraordinary and vast collection of Polke's works for this comprehensive retrospective.
Buckingham Palace, a leading cinema chain and one of Britain's best known art galleries are among a group of high profile
A "seductive and sexually charged" Francis Bacon portrait is expected to fetch around £18 million when it goes on sale next
Britain's most controversial and prestigious modern art award, the Turner Prize, has been awarded to installation artist
Realist painter Lucian Freud, one of Britain's most distinguished and highly regarded artists, has died aged 88.