Darren Tapp joined ASU as an Assistant Research Professor in 2018. Previously, he was a researcher on the digital cash (cryptocurrency) development team at dash.org, a non-profit blockchain technology startup. Before that, he was involved in the development of Bitcoin. He earned his doctorate in mathematics from Purdue University in 2007 and holds both a bachelor’s degree in physics and mathematics and a master’s degree in mathematics from the University of Kentucky. Most recently he has taught both on-ground and online at schools including Southern New Hampshire University, NHTI - Concord's Community College, and Hesser College. He lives in New Hampshire, where he volunteers promoting STEM subjects to high-school-aged members of the Big Fish Learning Community.