Gene Demby is the lead blogger for NPR's Code Switch team.

Before coming to NPR, he served as the managing editor for Huffington Post's BlackVoices following its launch. He later covered politics.

Prior to that role he spent six years in various positions at The New York Times. While working for the Times in 2007, he started a blog about race, culture, politics and media called PostBourgie, which won the 2009 Black Weblog Award for Best News/Politics Site.

Demby is an avid runner, mainly because he wants to stay alive long enough to finally see the Sixers and Eagles win championships in their respective sports. You can follow him on Twitter at @GeeDee215.

Kevin Whitehead is the jazz critic on NPR's Fresh Air with Terry Gross.

Widely written on American and improvised musics, Whitehead's articles have appeared in publications such as the Chicago Sun-Times, Village Voice, and Down Beat. He is the author of Why Jazz: A Concise Guide (2010) and New Dutch Swing (1998), and the jazz columnist for eMusic.com. His essays have appeared in numerous anthologies including Da Capo Best Music Writing 2006, Jazz: The First Century and The Cartoon Music Book.

Whitehead taught at the University of Kansas and Goucher College. He lives outside of Austin, Texas.

Rebecca Plevin is a reporter for Valley Public Radio. Before joining the station, she was the community health reporter for Vida en el Valle, the McClatchy Company's bilingual newspaper in California's San Joaquin Valley. She earned the George F. Gruner Award for Meritorious Public Service in Journalism and the McClatchy President's Award for her work at Vida, as well as honors from the National Association of Hispanic Publications and the California Newspaper Publishers Association. Plevin grew up in the Washington, D.C. area and is a graduate of Northwestern University's Medill School of Journalism. She is also a fluent Spanish speaker, a certified yoga teacher, and an avid rock-climber.

Dr. John Henning Schumann is a writer, internist, and medical educator at the University of Oklahoma School of Community Medicine in Tulsa. His medical practice consists of adult primary care, in addition to training residents and medical students. He serves as Associate Director of the Internal Medicine Residency Program at OU.

He previously worked to improve patients’ experiences at teaching hospitals in Boston and Chicago before moving to Tulsa in 2011. He writes the popular blog GlassHospital, which demystifies medicine and health care.

“Dr. John” lives in Tulsa with his wife and two children.

John's commentaries are feature of Public Radio Tulsa's daily arts and culture program StudioTulsa.