Possible Clues:

• Russian abstract artist
• Family broadcaster's screening with artist
• Artist seen in black finally, also in blue
• Painter's family going to heaven — and getting in!
• Abstract artist Wassily
• Philosopher mostly followed by society captured by neat artist
• *'Composition 8'
• Wassily —, painter born in Moscow
• Abstract Expressionist featured in Read's work, and in Sky documentary
• Artist preserved, they say, in heaven