<p Tom Peel contributes regularly to <i The Record Collector </i and does research at the National Sound Archive. In addition, he is a Trustee of the Carl Rosa Opera Company.</p
<p John Stratton has contributed articles on singing to <i The Record Collector, Opera Quarterly</i , and the British Institute of Recorded Sound. For twenty-five years he was a teacher of philosophy at Ryerson Polytechnic University.</p