Calvin Hennick has written feature stories for a number of national magazines and newspapers including the Boston Globe, The Philadelphia Inquirer, New York Press, Men’s Health, Running Magazine, and Eating Well among others. He is a creative writing instructor at the University of Massachusetts.

Alison Gregor has been a journalist at newspapers and magazines for 20 years. After obtaining a master’s degree from the Columbia University School of Journalism in 2003, Gregor began her freelance career focusing on coverage of real estate and business in New York City. She has written for the Columbia Journalism Review, Glamour, The Real Deal, New Jersey and Company, NYinc, Haute Living, and other publications.

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Judith Nemes is a journalist specializing in green issues and urban/corporate sustainability. Her news stories and features have appeared in publications including the Chicago Tribune, USA Today’s Green Living Magazine, Michigan Avenue Magazine, and She’s also an adjunct professor in the journalism department at Columbia College Chicago, where she designed a class on reporting on green issues and urban sustainability. She received an M.A. in journalism and public affairs at American University in Washington, D.C., and a B.A. at Vassar College. Follow on Twitter @JudithNemes and Google+: JudithNemes.

Matthew Heberger is a senior research associate at the nonprofit Pacific Institute in Oakland, California. He holds a B.S. in agricultural and biological engineering from Cornell University and an M.S. in water resources engineering from Tufts University in Boston. He has spent the last 15 years working on water issues as a hygiene and sanitation educator in West Africa, consulting engineer, and policy analyst in Washington, D.C., and California.

Eric Butterman has written for more than 50 publications, including Men’s Journal and St. Louis Magazine. His articles have covered everything from solar car racing to the fight against malaria. Butterman has also lectured at many educational institutions, including NYU and Harvard. You can reach him at

Katie Sherman is a Brooklyn-based writer whose sustainability, luxury, and lifestyle stories have appeared in Bisnow, Forbes, and Vanity Fair. Follow on twitter @katieshermanink.

Rachel Kaufman is a journalist covering transportation, sustainability, science, and technology. Her writing has appeared in Inc., National Geographic News, Scientific American, and more. She also manages Elevation DC, a local site covering city issues in Washington, D.C.