Tiff Fehr

A group of conservative operatives using sophisticated robocalls raised millions of dollars from donors using…

To investigate the practices of a group of political nonprofits, we first needed to conquer a pesky foil of d…

See maps of where smoke is traveling and how harmful the air has become.

The departure of Lin-Manuel Miranda could mean lower demand for “Hamilton” tickets — and lower profits for ti…

We wanted to learn how bots worked in order to track the resale ticket prices for the Broadway hit musical.

Tiff Fehr, an assistant interactive editor, describes how she estimated the profits made by those reselling t…

How The New York Times maintains a database of United States coronavirus cases and deaths pulled from a patch…

A repository of data on coronavirus cases and deaths in the U.S. - nytimes/covid-19-data

The project began 18 months ago as a simple concept: Count every known U.S. case at the time. When the virus …

What we're using and testing, from live blogs to mobile alerts

Browse a database of business incentives awarded by hundreds of cities, counties and states compiled during a…

The National Restaurant Association uses mandatory $15 food-safety classes to turn waiters and cooks into unw…

Create your own blackout poem from a recent New York Times story.

A partially redacted report of the special counsel's findings released on April 18 cited interviews with 43 i…

A tool called DocumentHelper, developed by our Interactive News team, helped the reporters Benjamin Weiser an…

Ed Martin, a loyal Trump soldier, oversees the U.S. attorney’s office, which is likely to help turn the inves…

In the seven weeks they have been campaigning against each other, the vice president and the former president…

A false, familiar claim by the former president - that the contest in which he's participating is "rigged" - …