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Human-Centered Technologies Group Staff
We have a multi-disciplinary team of human factors practitioners, computer scientists and social scientists. To contact the staff members please select their name. Search for publications by staff member.
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Razvan Amironesei
| razvan.amironesei [at] nist.gov (Razvan Amironesei) is a Social Scientist in the Human-Centered Technologies Group at NIST, specializing in risk evaluation for generative AI and AI documentation guidelines and standards. He leads key initiatives including AI documentation standards for the Zero Drafts pilot project and the ARIA program’s data annotation workflows for risk assessment. With a research background spanning Google, the University of San Francisco, and UC San Diego, Razvan's work focuses on building transparency and trust across the AI lifecycle. |
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Yee-Yin Choong
| yee-yin.choong [at] nist.gov (Yee-Yin Choong) is a Human Factors Scientist in the Human-Centered Technologies Group at NIST. She conducts research on human factors and usability aspects of human-technology interactions in the fields of online security and privacy with a focus on youth and parents, artificial intelligence (AI), public safety communication technology, and biometrics usability. Prior to joining NIST in 2006, she practiced human factors and usability engineering in e-commerce in the private sector for 10 years. Yee-Yin received her M.S. in Industrial Engineering from the Pennsylvania State University and her Ph.D. in Industrial Engineering with a specialization in Human Factors, from Purdue University. |
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Shanée Dawkins
| shanee.dawkins [at] nist.gov (Shaneé Dawkins) is a Computer Scientist in the Human-Centered Technologies Group at NIST. She performs research focusing on human centered design and evaluation as part of the Human-Centered Cybersecurity program, where she leads the phishing project. Shanée earned her M.S. and Ph.D. in Computer Science at Auburn University, and her B.S. in Computer Engineering at North Carolina A&T State University. |
| brittany.falcone [at] nist.gov (Brittany Falcone) is the administrative support assistant in the Human-Centered Technologies Group at the National Institute of Standards and Technology. Brittany provides reliable and effective support to ensure the daily operation run smoothly. | |
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Kristen Greene
| kristen.greene [at] nist.gov (Kristen Greene) is a Cognitive Scientist in the Human-Centered Technologies Group at NIST. She conducts usability and human factors research for NIST’s PSCR (Public Safety Communications Research) and usable cybersecurity programs. She has an M.A. and Ph.D. in Cognitive Psychology from Rice University. She is an experienced researcher, having conducted research in the Attention and Perception Laboratory at the University of South Carolina, the Usability Testing and Analysis Facility at NASA Johnson Space Center, the Computer Human Interaction Laboratory at Rice University, and now the Information Technology Laboratory at NIST. |
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Carina Hahn
| carina.hahn [at] nist.gov (Carina Hahn) is a Social Scientist in the Human-Centered Technologies Group at NIST. She holds a Ph.D. in Cognition and Neuroscience from the University of Texas at Dallas, and her research examines forensic facial expertise and the cognitive mechanisms behind specialized facial recognition. Her work contributed to a team Gold Medal from the U.S. Department of Commerce, and she serves on the Organization of Scientific Area Committees for Forensic Science (OSAC) Human Factors Task Group and Standards Review Panel. Outside of forensics, Carina studies human AI collaboration, focusing on measurement and design for effective teamwork. Previously, she worked as a Statistical Research Analyst in the NIST Director’s Office, analyzing workforce data and helping implement strategic plans. Her research appears in venues such as PNAS, the Royal Society Proceedings, and ACM SIGGRAPH. |
| julie.haney [at] nist.gov (Julie Haney) is a Computer Scientist in the Human-Centered Technologies Group at the National Institute of Standards and Technology. She leads the NIST Human-Centered Cybersecurity Program and conducts research about the human element of cybersecurity and privacy. Previously she spent over 20 years working at Department of Defense as a cybersecurity professional and technical leader. She earned a Ph.D. in Human-Centered Computing from University of Maryland, Baltimore County. She has a B.S. in Computer Science from Loyola University Maryland and an M.S. in Computer Science from University of Maryland. |
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Jody Jacobs
| jody.jacobs [at] nist.gov (Jody Jacobs) is a Computer Scientist in the Human-Centered Technologies Group at the National Institute of Standards and Technology. Her research interests include user susceptibility to phishing attacks, security adoption, and security awareness. Previously she spent over 20 years working in the private sector in security networking, network and systems operations, and business continuity. She was a member of the NIST FISMA team, which produces security standards and guidelines required by Congressional legislation. She has a B.S. in Environmental Science from the University of Rochester and an M.S. in Information Systems from Strayer University. |
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Theodore Jensen
| theodore.jensentheodore.jensen [at] nist.govnist.gov (Theodore Jensen) is a Computer Scientist in the Human-Centered Technologies Group at the National Institute of Standards and Technology. Ted conducts research on human-AI interaction and human perceptions of AI. He received his Ph.D. in Computer Science and Engineering from the University of Connecticut, where his research focused on human-automation trust and anthropomorphism. |
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Jonathan Phillips
| jonathon.phillips [at] nist.gov (P. Jonathon Phillips) is an Electronic Engineer in the Human-Centered Technologies Group at NIST and has served as a DARPA program manager. He is a leading researcher in face recognition, biometrics, computer vision, and forensics. His work has been reported in the New York Times and The Economist, and he appeared on Science Friday. Dr. Phillips's awards include the inaugural IEEE Mark Everingham Prize, the NIST Distinguished Career Award, the IEEE Biometric Council Leadership Award, two Dept. of Commerce Gold Medals, and the FedId Career Achievement Award. He is a Fellow of the IEEE, the American Association for the Advancement of Science (AAAS), and the International Association of Pattern Recognition. |
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Robin Funkhouser Shahan of Funkhouse Photography
| Amy N. Yates is a Mathematician (my actual title but I feel Data Scientist better encapsulates what I do) in the Human-Centered Technologies Group. Her research areas at NIST have included artificial intelligence (AI), biometrics, and forensics. She has earned a DOC Gold Medal for her work in face recognition. She obtained her PhD in Mathematics from Georgia State University. |
Created April 12, 2021, Updated April 8, 2026