Barry Joseph is former Associate Director for Digital Learning in the Education Department at the American Museum of Natural History. Before that he spent a dozen years as the Director of the Online Leadership Program at Global Kids. His effervescent expertise has been featured by The Wall Street Journal, NPR's All Things Considered, CBS Morning News, Boston Magazine, The New York Post, and more. He became interested in seltzer's history and cultural impact after writing an article about Sodastream for The Forward in 2004 and receiving an outpouring of responses from readers demonstrating their passion for the fizzy.