Sadly the great jazz pianist Keith Tippett has passed away. Having collaborated with many artists, he brought his experimental jazz piano playing to everything from South African musicians such as Louis Moholo-Moholo to rock band King Crimson. You can read the Guardian Obituary which features a solo piano performance from Tippett in 2013 here
Sheffield-based indipendant improvised music label Discus Music recently re-released Tippetts 1980 solo LP The Unlonely Raindancer. You can check it out here