His career has spanned the academic world and the BBC, while his books include Kissing Cousins (a comparative study of British and American social attitudes); critical portraits of the Amadeus Quartet and of Plácido Domingo; a study of the cultural impact of The Hitler Émigrés; an anthology of essays about today's leading historians; The Gilded Stage: A Social History of Opera and Just Passing Through - Interactions with the World 1938 - 2021.
[1] At the BBC, Snowman was responsible for a wide variety of radio programmes on cultural and historical subjects, working with such established broadcasters as Bernard Crick, Robin Day, Bill Grundy, Lord Hailsham, William Hardcastle and John Vaizey while also helping develop the broadcasting careers of such younger figures as Susan Hill, Aled Jones, Norman Lebrecht, Roy Porter, Edward Seckerson and Lucie Skeaping.
Thus, Snowman explored not only the traditional trio of composers, works and artists but also the financing and patronage of opera over the centuries, the changing nature of those in the operatic professions and their audiences, the history of theatrical architecture and of stage design, the impact of new technologies (gas, electric lighting, recording, photography, film etc.
He watches Churchill making one of his final speeches, interviews Harry Truman about Hiroshima, spends a week in Bayreuth with Wagner's daughter-in-law, meets Pope John-Paul II, Isaiah Berlin and Lord Snowdon, while getting to know Plácido Domingo and the most famous among the ‘Hitler Emigrés’.
was used on the official website of the Royal Opera House, Covent Garden, and in spring 2011 he was commissioned by the ROH to undertake an academic assessment of their Archives and historical Collections.
He has also lectured on cruise liners, and between 2001-2014 he led over fifty music and opera tours for ACE, Cox & Kings, Martin Randall and other travel companies to many of the world's great cultural capitals, among them: Aix-en-Provence, Barcelona, Berlin, Bregenz, Budapest, Cracow, Dresden, Halle, Leipzig, Madrid, Milan, Munich, Naples, New York, Paris, Prague, Riga, Rome, Salzburg, Savonlinna, Seville/Andalucia, Stockholm, Torre del Lago, Turin, Valencia, Venice, Vienna and Warsaw.