Since he joined NPR in 2000, Knox has covered a broad range of issues and events in public health, medicine, and science. His reports can be heard on NPR's Morning Edition, All Things Considered, Weekend Edition, Talk of the Nation, and newscasts.
Among other things, Knox's NPR reports have examined the impact of HIV/AIDS in Africa, North America, and the Caribbean; anthrax terrorism; smallpox and other bioterrorism preparedness issues; the rising cost of medical care; early detection of lung cancer; community caregiving; music and the brain; and the SARS epidemic.
Tamara Keith is a NPR White House Correspondent. She is especially focused on matters related to the economy and the Federal budget.
Prior to moving into her current role in January 2014, she was a Congressional Correspondent covering Congress with an emphasis on the budget, taxes and the ongoing fiscal fights. During the Republican presidential primaries she covered Herman Cain, Newt Gingrich in South Carolina, and traveled with Mitt Romney leading into the primaries in Colorado and Ohio, among other states. She began covering congress in August 2011.
Sonari Glinton is a NPR Business Desk reporter based at our NPR West bureau. He covers the auto industry, consumer goods and consumer behavior, as well as marketing and advertising.
In this position, which he has held since late 2010, Glinton has tackled big stories including GM's road back to profitability and Toyota's continuing struggles. Glinton has traveled throughout the Midwest covering important stories such as the tornado in Joplin, Missouri, and the 2012 presidential race. He has also covered the U.S. Senate and House for NPR.
Carrie Johnson is a Justice Correspondent for the Washington Desk.
She covers a wide variety of stories about justice issues, law enforcement and legal affairs for NPR's flagship programs Morning Edition and All Things Considered, as well as the Newscasts and NPR.org.
While in this role, Johnson has chronicled major challenges to the landmark voting rights law, a botched law enforcement operation targeting gun traffickers along the Southwest border, and the Obama administration's deadly drone program for suspected terrorists overseas.
Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.
Joyce seeks out stories in some of the world's most inaccessible places. He has reported from remote villages in the Amazon and Central American rainforests, Tibetan outposts in the mountains of western China, and the bottom of an abandoned copper mine in Michigan's Upper Peninsula. Over the course of his career, Joyce has written stories about volcanoes, hurricanes, human evolution, tagging giant blue-fin tuna, climate change, wars in Kosovo and Iraq and the artificial insemination of an African elephant.
Mark Memmott is one of the hosts of NPR's "The Two-Way" news blog.
"The Two-Way," which Memmott helped to launched when he came to NPR in 2009, focuses on breaking news, analysis, and the most compelling stories being reported by NPR News and other news media.
Before joining NPR, Memmott worked for nearly 25 years as a reporter and editor at USA Today. He focused on a range of coverage from politics, foreign affairs, economics, and the media. He's reported from places across the Unites States and the world, including half a dozen trips to Afghanistan in 2002-2003.