Daniel Zender ("Warmer, Fresher, Worrisome," illustration) is a freelance illustrator and designer based in Brooklyn, New York. His work has appeared in the Los Angeles Times, the Boston Globe, the New York Times, and Kansas City's the Pitch, among other publications.

Rachel Wallach ("Missing from Middle School"; "More Than Meets the Eye") is a Baltimore-area freelance writer. Her work has appeared in several divisional Johns Hopkins publications, including Johns Hopkins Engineering, Johns Hopkins Public Health, and Arts & Sciences magazine.

Max Hirshfeld ("May It Go to the Heart," photograph) is a Washington, D.C.-based photographer and the son of Auschwitz survivors. He has shot for a number of advertising, design, and editorial clients, such as Canon, Johnson & Johnson, AARP, the Washington Post, Time, Vanity Fair, GQ, and Sports Illustrated.

Mat Edelson ("Flu Scare") is a Baltimore-based health, science, and sports journalist and former director of the Johns Hopkins Health Newsfeed. He is a regular contributor to Hopkins Medicine Magazine, Johns Hopkins Public Health, and Johns Hopkins Nursing.

Paul Sahre ("Flu Scare," illustration) is a graphic designer, illustrator, educator, and author. A frequent visual contributor to the New York Times, his clients also include Time, the Sundance Channel, This American Life, Knopf, Beacon Press, and Simon & Schuster, among others. He lives and works in New York.

Brennen Jensen ("Bodies and Bucks") is a Baltimore-based freelance writer and a former senior reporter for the Chronicle of Philanthropy in Washington, D.C. His work continues to appear in the Chronicle, in addition to Washingtonian, Baltimore magazine, and other regional publications.

On the cover

Artist Mark Smith created the illustration of Homewood Museum's historic privy for our cover. Smith is a full-time illustrator and associate lecturer at Plymouth University in Devon, England. His clients include the New York Times, the New Yorker, the Financial Times, the Guardian UK, the Globe and Mail, Nature Journal, and ESPN The Magazine, among others.