Peter Whoriskey

ReporterWashington, D.C.


In an interview, the chief of the USDA’s National Organic Program declines to tout the health benefits of organic food.

  • Apr 30, 2015

Food companies advertise that their hens get vegetarian diets, but chickens are omnivores, and their nutrition depends on proteins often unavailable in vegetarian sources.

  • Apr 29, 2015

A panel this week will look at which synthetic substances can be considered organic. For a movement largely built around skepticism toward synthetic pesticides and additives, the task of choosing the exceptions can be particularly delicate.

  • Apr 28, 2015

The latest controversy over the USDA “organic” label concerns whether produce grown in water tanks may be eligible for the designation.

  • Apr 24, 2015

Making lots of money, then losing it all: the story of the NFL

  • Apr 15, 2015

A dilemma for dietary guidelines: Retract an old warning or overlook doubts about the harms of intake.

  • Apr 6, 2015

The science behind nutritional pronouncements is often overlooked. Here’s why it deserves more attention.

  • Apr 6, 2015

The notion that genetically modified foods ought to be labelled has caught on. But a new bill in Congress would call a halt to these efforts.

  • Mar 25, 2015

Consumer Reports ranked foods for pesticide toxicity, and paying more could pay off with lower risks.

  • Mar 20, 2015

Top dietary advisers consider environment in report about what Americans should eat.

  • Feb 19, 2015
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Peter Whoriskey is a staff writer for The Washington Post handling investigations of financial and economic topics. His series on the role of pharmaceutical companies influencing drug research, "Biased Research, Big Profits," won a Polk Award in 2013. Previously, he had written about income disparity, unemployment, and the recession, and as the paper's Southern Bureau chief, covered Hurricane Katrina. Before that, he worked at the Miami Herald, where he contributed to the paper's coverage of Hurricane Andrew, for which the staff was awarded a Pulitzer Prize.
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