Yeo's thesis supervisor was Huang Jing, a top Chinese-American professor who was expelled from Singapore in 2017 for being an "agent of influence from a foreign country" who has not been identified.
Umphathi we-thesis ongumqondisi waleso sikhathi kwakunguHuang Jing, uprofesa ophakeme waseChina-waseMelika owaxoshwa eSingapore ngo-2017 ngokuba "ngumenzeli wethonya elivela kwelinye izwe" ongakhonjwa.