Doctor of Philosophy, U. Brussels, 1964.
Assistant, chief assistant, then assistant professor, Free U. Brussels, 1959-1974; professor, Free U. Brussels, since 1974. Visiting professor various universities, Lausanne, Norwich, Bochum, Grenoble, Marseille, Bordeaux, Orsay, Pau. Visiting scientist University of California, San Diego, Monsanto, St. Louis.
Member New York Academy Sciences, Belgian Academy Sciences, Arts and Letters, American Chemical Society, Royal Society United Kingdom, French Chemical Society, Belgian Chemical Society (president), European Society Sonochemistry (vice president since 1991), Science Center Grenoble (vice president since 1990).
Married Carla Piccinni-Leopardi, November 19, 1982. 1 child, Sandra.