This author has not been identified. Look up 'Geoffroy de Clippel' in GoogleThis author has not been identified. Look up 'Victor Naroditskiy' in GoogleThis author has not been identified. Look up 'Maria Polukarov' in GoogleThis author has not been identified. Look up 'Amy Greenwald' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Nicholas R. Jennings' in Google