He moved to Florida with his wife, the anthropologist Sonia (Sonnie) Bleeker, and continued to work on the Golden Guides series until Alzheimer's disease forced him to slow down in the 1990s.
He relocated to Florida along with his wife, the anthropologist Sonia (Sonnie) Bleeker, and continued to work on the Golden Guides series until Alzheimer's disease caused him to slow down in the 1990s.