Torgny J. Vigerstad has a PhD from the University of Rhode Island. His doctoral study in applied ecology was supported by the U.S Atomic Energy Commission. He took postdoctoral training in human toxicology and human health risk assessment at the US. National Institutes of Health, while living in Washington D.C. His business there focused on providing expert opinion for litigation and human health risk assessment in support of public policy for the U.S. Justice Department, the U.S Forest Service, the U.S. Department of Interior and for several private law firms.
Following his move to Nova Scotia in 1990, Dr. Vigerstad gave the first public course in Human Health Risk Assessment ever given in the Maritimes through the former DalTech adult education program and completed the first risk assessment ever published for public review as part of the attempt at developing a sewage treatment system in Halifax . He was one of the three individuals presented to the public as the senior scientific advisor to Canada Lands in the restoration and redevelopment of the former CN Moncton Rail Shops.
To date, this project is the largest most successful brownfield development in the Maritimes and a project which won an award for International Brownfield Development from the US. Environmental Protection Agency. He was one of two senior scientists for the clean-up of the former CN property on Kempt Road, the first successful clean-up and resale of a PCB contaminated property in Nova Scotia. He was the senior scientist for the clean-up of oil spills from the flood of March 2003 in Kentville, Nova Scotia. He was the senior scientist on the restoration and redevelopment of the former CP Rail Yards in Kentville N.S from 2005 to 2009.
For the past 15 years, in addition to his work on property restoration, Dr. Vigerstad has provided litigation support and expert affidavits and testimony for tort and administrative actions regarding chemical and mold exposures in hospitals, homes and schools in Canada, litigation support for natural resource damage demands in the United States and assistance in responding to property damage claims involving environmental releases and water damage for the insurance industry. He is a member of the Atlantic Insurance Bureau of Canada's Oil Spill Remediation Committee.