LightSide Labs is an educational technology company, dedicated to improving student writing skills. LightSide’s tools provide automated feedback on student writing and redefine the role of automated assessment in the K-12 and higher education classroom. The company has been supported by grants and contracts from major organizations in education, like the Bill & Melinda Gates Foundation, the U.S. Department of Education, and the Smarter Balanced Assessment Consortium. LightSide was founded in 2013, based on machine learning and natural language processing research as well as experience in the learning sciences, and in collaboration with educators. LightSide Labs operates from its headquarters in Pittsburgh, PA.


Elijah Mayfield
Elijah Mayfield is the founder and CEO of LightSide. He received his master’s degree in language technology from Carnegie Mellon University and was a recipient of a 2011 Siebel Scholarship. Elijah also received a 2013 IBM Ph.D. Fellowship and has been recognized as a Global Shaper by the World Economic Forum. His work has been featured by NPR, Education Week and EdSurge, among many others, and his research on LightSide for automated assessment was highlighted as an Editor’s Choice in Science. He also is an author or co-author on more than 25 peer-reviewed publications on language technologies in leading international venues.
David Adamson
David Adamson is the co-founder, vice president, and lead swashbuckler at LightSide. For six years, David taught math and computer science at Digital Harbor High School, a public magnet in Baltimore. In addition to his role at LightSide, he is a Ph.D. student at Carnegie Mellon, applying real-time sociolinguistic analysis to facilitate collaborative learning. David enjoys mead-making, hiking, biking, and viking.

Rajiv Enand
Rajiv Enand is a co-founder of LightSide and manages all business and sales for the company. Rajiv started his career as a software developer but quickly transitioned to a more comfortable role as a serial technology entrepreneur in Western Pennsylvania. In his first company, ServiceWare, Inc., Rajiv and his partner raised nearly $36 million of venture capital from prominent VCs in Silicon Valley and New York. He led the company through its IPO in 2000. Since that time, he has been involved in numerous early stage ventures in software, material sciences, healthcare, and now in the ed-tech space.