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Stephanie Servetas

Stephanie Servetas is a microbiologist at NIST. Stephanie’s research focuses on the development of laboratory-grown, reproducible microbial communities that can serve as tools for the development of next-generation, sequencing-based diagnostics, pathogen detection and microbial therapeutics (bugs-as-drugs). She received her bachelor’s degree in biotechnology from the Rochester Institute of Technology and a Ph.D. in emerging infectious diseases from the Uniformed Services University of the Health Sciences.

Stephanie Servetas poses smiling outdoors on the NIST Gaithersburg campus.

Hanna Kras

Hanna Kras is a Drupal web developer with a passion for usability and user experience. Before coming to NIST, she worked in various communications roles, including videographer and video team lead, writer, social media content creator and website manager for Fairfax County, the Pentagon, the National Institutes of Health, and local media. She has a bachelor’s degree from George Mason University in English, linguistics, and film & media studies. When she’s not working, she’s reading and writing, watching films, and practicing Brazilian jiu jitsu.

Hanna Kras poses smiling for a head shot.

Kathryn Keenan

Katy Keenan is a biomedical engineer in the Physical Measurement Laboratory at the National Institute of Standards and Technology. She earned her Ph.D. in mechanical engineering at Stanford University where she found her passion for medical imaging and specifically MRI. Currently, her work focuses on improving the repeatability and reproducibility of MRI across field strengths and the possibilities of low-field MRI.

Kathryn Keenan

Ben P. Stein

Ben P. Stein is managing editor in the NIST communications and outreach office, where he edits and writes news articles and other content about the agency’s research and programs. He has a bachelor of science degree in physics from Binghamton University and a master of arts in journalism from New York University. He has also worked at the American Institute of Physics, where he most recently served as director of its Inside Science news program.

Ben Stein poses outside for a portrait.

Robin Materese

Robin Materese is the director of digital content & multimedia design at NIST. An aspiring journalist in college, she fell into science communications when she took a job promoting general interest science books at the National Academy of Sciences. She has also worked for a literary agency, a small PR firm, Choice Hotels, Johns Hopkins University and the National Institutes of Health. She has published three short stories in literary journals and anthologies and had a 10-minute play she wrote performed at the Source Theater in Washington, D.C. She lives in Maryland along with her husband, daughter, three dogs and two lizards.

Robin Materese poses outdoors with her dog for a casual headshot.

Johanna Camara

Johanna Camara is a research chemist in the Chemical Sciences Division of the Material Measurement Laboratory. She currently works on reference measurement systems at NIST that support clinical chemistry and laboratory medicine. Prior to joining NIST, Camara earned a Ph.D. from Georgetown University in biochemistry and molecular biology. Her work focuses on the implementation of reference measurement procedures to produce reference materials that support in vitro diagnostics manufacturers, reference laboratories and clinical laboratories.

Headshot of Johanna Camara

Kate Rimmer

Kate Rimmer is the leader of the Organic Chemical Metrology Group in the Chemical Sciences Division. She leads efforts to develop tools for stakeholders to establish the quality of their measurements, including reference materials and interlaboratory studies, primarily in fields that affect human health. Prior to joining NIST, she earned a Ph.D. in analytical chemistry.

Ishika Khemani

Ishika is a cybersecurity strategy and implementation engineer at MITRE, where she works on the development and analysis of cybersecurity policies, strategies, and guidance.

Ishika Khemani

Christina Sames

Christina is a principal cybersecurity engineer at MITRE, and provides cybersecurity and risk management advice nationally and internationally and develops cybersecurity policies and guidance for use by the cybersecurity community.

Christina Sames
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