Donald has been married to Nancy Barlett since a long time. As a loving spouse, they are strongly bonded into this married life. His nationality is American and he is of Caucasian ethnicity.
After his high school graduation, Donald joined Pennsylvania State University. In 1953, he joined US Army Counter Intelligence Corps and he worked there as a special agent for about three years. He served in this post till 1953 and then he began his journalism career. In 1956, he joined Reading (Pennsylvania) Times where he worked as a reporter. He worked in this news magazine for about nine years and then he joined The Plain Dealer as an investigative journalist. He also worked at The Chicago Daily News and The Philadelphia Inquirer in the same post. In 1970, he joined The Philadelphia Inquirer; there he became close with an American investigative journalist and author James B. Steele. In 1975, they released a series Auditing the Internal Revenue Service and this work earned them their first Pulitzer Prize for National Reporting. Together they published their first book in 1979 under the title Empire: The Life, Legend, and Madness of Howard Hughes. Their second book Forevermore: Nuclear Waste in America was released in the mid 1980s. He is now aged 79 years old and his net worth is in millions.