Dave Marston attended the University of Birmingham and achieved a B.Eng in Electronic Engineering. After a short spell working for Galatrek designing uninterruptible power supplies he joined Ensigma specialising in DSP programming and speech coding research. In 2000 he joined BBC R&D, initially working on DAB and then moving on to audio coding research and testing. Among the many areas of audio research Dave has been involved in, subjective testing has been an important area. He has been involved in EBU projects over several years, and is currently chairman of the FAR-BWF group (improving the BWAV file format). Another area of his expertise is semantic audio, and he is currently project manager of the M4 (Making Musical Mood Metadata) collaborative project.