[2][3][4] Hoole is married to Kirupa (Kirubai) Selvadurai, a fellow academic from the University of Jaffna.
[6] Hoole worked as a lecturer in the Department of Mathematics at the National University of Singapore.
[2][3] Hoole was amongst three hundred academics who, in 1988, formed the University Teachers for Human Rights (Jaffna) to document and report the increasing number of human rights violations in Sri Lanka's civil war.
[9] In 2007 Hoole and Sritharan received the Martin Ennals Award for Human Rights Defenders.
[10][11][12] Hoole is currently a senior lecturer at the University of Jaffna's Department of Mathematics and Statistics.