Dr Christyl C Johnson
NASA Deputy Associate Administrator, Space Technology Mission Directorate
NASA Deputy Associate Administrator, Space Technology Mission Directorate
An academic with achievements spanning multiple decades, fields of study and sectors
NASA astronaut and engineer
NASA astronaut and biomedical engineer
Christina Hammock Koch was selected as a NASA astronaut in 2013. She served as flight engineer on the International Space Station (ISS) for Expedition 59, 60 and 61. Koch set a record for the longest single spaceflight by a woman with a total of 328 days in space and participated in the first all-female spacewalk.
Burnham reported for duty in January 2022 to complete two years of initial astronaut training as a NASA astronaut candidate.
American aerospace engineer and astronaut
An Indian American inventor known for creating a revolutionary dental filling material that improved the way dentists restore teeth, Sumita Mitra used her curiosity and imagination to discover the idea for the material where she least expected it.
A biomedical researcher, MIT professor, and biotech entrepreneur, she has invented human microlivers to study drug metabolism and liver disease as well as nanoparticles that help diagnose, study, and treat ailments like cancer.
At 16 years old, Gitanjali Rao has invented a device to detect lead in water (inspired by the crisis in Flint, Michigan), an anti-bullying app, and was named TIME’s first “Kid of the Year” in 2020, among other notable accomplishments.