DJ Algoriddim is a reggae disc jockey as well as the builder and co-operator of the Riddim Macka sound system. He hosted the Algoriddim Sounds radio program for 20 years in Chicago on WHPK 88.5 FM. Each show focused on a certain artist, producer or style with an emphasis on tracing the musical origins of reggae tracks and mixing together all the various versions on that same riddim. His popular YouTube channel features riddim and live vinyl mixes. He is now based in North Carolina.