TM-SUB
Workspace >One of the longest-standing DVB working groups, dating back to 1994. Now responsible for maintenance of the DVB-SUB (image-based) and DVB-TTML (text-based) subtitling specifications.
![Peter Cherriman](https://dvb.org/wp-content/uploads/2020/06/peter_cherriman_square.jpg)
Chair
Peter Cherriman
BBC