1. Cyflwyniad llafar

2. Sources of Threat During Public Speaking: The Development and Validation of the Public Speaking Threats Questionnaire (PSTQ

   Alexander McWilliam (Siaradwr)

   Gorff 2023

   Gweithgaredd: Sgwrs neu gyflwyniad › Cyflwyniad llafar

3. Aelodaeth o rwydwaith

4. Learning and Performance Institute (Sefydliad allanol)

   Alex McWilliam (Aelod)

   2023 → …

   Gweithgaredd: Aelodaeth › Aelodaeth o rwydwaith