Dr. Gillyanne Kayes is a renowned singing voice specialist and voice researcher. She is internationally recognised as an expert in functioning of singing voice, and as a 'vocal troubleshooter'. Numerous West End and international artists continue to benefit from her training.

Jeremy Fisher is creator of the UK's first downloadable video endoscopy ebooks, and recently created a Voicebox Video for the Science Museum's Dana Centre in London. As a classical musician, Jeremy has worked as repetiteur on eleven productions for Scottish Opera and Opera North, three for the D'Oyly Carte and three for Music Theatre London. He was guest solo artiste for the Yamaha Corporation for five years and Musical Director for the Scarborough Spa Orchestra. Jeremy has also worked extensively in the West End, and as an MD has toured the UK and Europe. Fisher taught singing at the Actors Centre in London for five years and has coached teachers and performers in the use of computer voice analysis. As a vocal coach he now works with opera singers, actors, singing teachers and songwriters on repertoire, style and performance integration. His first book, Successful Singing Auditions, was co-written with Gillyanne Kayes and published in 2002.

A guide to preparing for and carrying out a singing audition. It covers
assessing the potential auditioner's skills, analyzing their voice,
choosing and preparing appropriate songs, learning material in a hurry,
and identifying their role within an audition.