The politics of Jonas Gwangwa's music have stayed constant over the years, and are also apparent in the eight albums he has released in South Africa since returning from 30 years of exile.
For a musician anywhere, surviving and prospering within the genre called jazz has never been easy, and it still isn't.
Explorations of form and sound in jazz are essentially political. They challenge the status quo in society by interrogating categories and barriers.
South African jazz veteran Jonas Gwangwa has been getting recognition for the pivotal role he played in 'singing down apartheid.'
South African trumpeter Hugh Masekela made an impact across the world during his decades-long musical career.
When they arrived in Europe in the early 1960s, South African jazz outfit the Blue Notes revolutionised the London scene. Half a century later, their music is coming home in several new projects.
Two of South Africa's finest musicians, Johnny Mekoa and Ray Phiri, died recently. The permeable terrain between genres their careers negotiated, is being replaced by rigid marketing categories.