Dr. Gruis obtained her Ph.D. in Applied Mathematics and Engineering Sciences from Northwestern University. She worked as an intelligence officer for the U.S. National Security Agency (NSA) for 30 years. Early in her career, Dr. Gruis developed disruptive technology solutions to difficult national security challenges, and served as the first president of NSA's Women in Mathematics Society. As a senior intelligence officer, Dr. Gruis contributed to the debate on alleged privacy abuses from the inside. She worked with government attorneys to explain the capabilities that technologies brought in order to develop legally defensible sources and methods to protect national security while also preserving civil rights. Her last two assignments were at US Cyber Command and the National Intelligence Council at the Office of the Director of National Intelligence. Since retirement, Dr. Gruis' interests are privacy, and mentoring K-12 Science, Technology, Engineering and Math (STEM) students.

Dr. Gruis has spoken on privacy in various forums including the University of Alaska, the Serious Games Association at the University of Montreal, and the Cosmos Club in Washington DC.. To book Dr. Gruis for a speaking engagement, send an email to info@privacypastpresentfuture.com .