Douglas Muzyka, president and CEO of Dupont Canada, has been appointed VP and GM of Dupont Nutrition & Health. Muzyka joined Dupong in 1985 as a research scientist and has held a number of positions in North America and Asia Pacific. Dupont Liquid Packaging Systems is the largest business unit of Dupont Nutrition & Health and is led from Canada. He will also sit on the boards of directors of two affiliated firms — Solae Holdings LLC and 8th Continent LLC....