Michael S. Rosenwald

• Obituaries

He helped create the PDF and software that turned computers into digital printing presses.

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Keith Waldrop was once called "a quiet major poet, a major poet of quiet.” He was also a small press publisher and renowned translator of French poetry.

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He wrote a best-selling book about political patriarch Joseph P. Kennedy, wrote speeches for presidential candidate Richard Nixon and advised President Ronald Reagan.

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With his red bowtie and impish antics, he became a fixture of children’s television and movies.

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Known for his behind-the-scenes strategic work, Mr. Cuneo helped win major cases against auto parts manufacturers, Enron and the R.J. Reynolds Tobacco Co.

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With oversight over thousands of consumer products, he was a powerful and controversial force in Washington.

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His research helped David Frost corner former president Richard M. Nixon in television interviews that inspired the play and film “Frost/Nixon."

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Dr. Frankfurt’s bestselling book, with a title referencing a form of deceit that employs a word bleeped out during his many TV interviews, earned him literary fame.

• Obituaries

At the University of Maryland, he started a historic preservation program to get students hands-on experience.