Robert J. Samuelson, an economics columnist for Newsweek and The Washington Post died on Saturday, December 13, 2025, in Bethesda, Md. He was 79.

His death, in a hospital, was caused by complications of Parkinson’s disease, his daughter, Ruth Samuelson, said.

Mr. Samuelson married Judy Herr in 1983. In addition to his wife and daughter, Ruth, he is survived by two sons, Michael and John; a brother, Richard; and two grandchildren.

To read Mr. Samuelson’s complete obituary, please visit the New York Times.