Newswise — The following Grand Valley State University professors and program directors are experts in their field and can comment on a variety of summer topics and issues.

Father's Day: Christopher Kierkus, assistant professor of criminal justice, can comment on the link between a poor parent-child relationship and delinquency.

Water Safety: Alan Steinman, director of the Annis Water Resource Institute at Grand Valley, can talk about harmful algal blooms.

Richard Rediske, professor of water resources, can discuss beach closings, pathogens and chemical contaminants.

Janet Vail, associate professor of water resources, can talk about outreach and education concerning water safety.

Summer Illnesses/Diseases:Steven Hecht, associate professor of biomedical sciences, is an expert on West Nile virus and Lyme Disease. He can talk about symptoms and prevention.

Douglas Graham, assistant professor of biomedical sciences, can discuss ways to prevent West Nile virus and Lyme Disease.

James Dunn, associate professor of biology, is an entomologist and an expert on diseases transmitted by insects. He is also an expert on the invasion of exotic insects such as the emerald ash borer which is killing millions of trees in Michigan.