What is the fine-grained topic of the following text: Lyman McDonald - Western Ecosystems Technology, Inc. - Western Ecosystems Technology, Inc.
Dr. Lyman McDonald is a biometrician/statistician with over forty years of comprehensive experience in the application of statistical methods to design, conduct, and analyze environmental and laboratory studies. Only return the topic.
Dr. Lyman McDonald's statistical expertise and experience in environmental and laboratory studies.