 Steinman was also involved as co-producer of their unreleased recordings.Steven Rinkoff was co-creator of TDE and co-producer of their unreleased recordings.He has worked with Jim Steinman since 1986, on many projects, as an engineer, co-producer and mixer, as well as on many recordings that did not involve Jim Steinman (for artists including Eric Clapton, Paul McCartney, The Bangles and Billy Idol).