Adalberto Alvarez, known as 'El Caballero del Son' in Cuba - the gentleman of son music, sadly died in Cuba on 1 September from Covid-19 illness. Born in 1948, the founder of 'Son 14' and 'Adalberto Álvarez y su Son' bands, he had made 30 albums, and is considered the most internationally covered Cuban sonero. A key figure in Cuban dance music, he dedicated his work to making music for the dancer.