There are at least two artists with the name Synaesthesia. 1. A Front Line Assembly ambient side project (active from 1995 to 1997) 2. British Progressive Rock band (active from 2012 to present) 1. Synaesthesia (also known as Synæsthesia) was initially an anonymous project for Bill Leeb and Rhys Fulber of Front Line Assembly and Delerium to further explore their ambient ideas. The sound of Synaesthesia is basically the continuation of Delerium's