China | Event 2021 Popular Science Lecture on the Causes of Hoarseness and Low Pitch 2021-04-19 China, Event 2021
Event 2021 | United States of America New York Vocal Coaching’s One World / Many Voices Zoom Webinar 2021-04-112024-01-28
Event 2021 | Germany Kostenloser Gesangsworkshop für Einsteiger: “Vocal Basics” am World Voice Day 2021-04-13
Event 2021 | United States of America World Voice Day Free Training Session with Celia Slattery Voice Studio 2021-04-162024-01-28