Vivienne is a mediator, arbitrator, and adjudicator. She is an adjudicator with the Indian Residential Schools Adjudication Secretariat and has employed the principles of mediation and alternative dispute resolution in her role as an adjudicator. Since her appointment in 2010, she conducted over 350 hearings in many remote and urban locations throughout Western Canada. Prior to this appointment she acted as legal counsel to several First Nations in Alberta on a number of issues including membership codes, elections, land and water rights, consultation, and environmental impacts. She facilitated multi-stakeholder meetings regarding water resources and the sharing of traditional ecological knowledge. Vivienne has also practiced family law and resolved numerous high conflict family matters through mediation and negotiation.