No stranger to SENS, Liber was intimately involved in the creation of the school since 2007 and has filled the role of acting director since it opened July 1, 2008. Since then, he has led the school in successfully increasing its graduate student enrolment from 10 students in 2008 to 46 students in 2009/10.
Liber is better known around the University of Saskatchewan as the executive director of the Toxicology Centre, a role he has held since 1996. During his time, the centre became widely known as having one of the most acclaimed toxicology programs in the world.
Liber also led a major proposal to the Canadian Foundation for Innovation for $11.8 million to renovate the Toxicology Centre, and he was a major contributor in the first phase of the Canada Excellence Research Chair (CERC) proposal.