Nico de Villiers is a pianist, vocal coach, and author who pioneered the rediscovery of Richard Hageman’s songs. He co-authored Richard Hageman: From Holland to Hollywood (Peter Lang, 2020, with Kathryn Kalinak and Asing Walthaus) and recorded Voices: Songs by Richard Hageman (2022, with Siobhan Stagg). He regularly introduces Hageman’s songs to audiences through lectures, masterclasses, and recitals worldwide. De Villiers is the Deputy Head of Vocal Studies at the Royal Northern College of Music, Manchester, England.