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Our People
Meet our team of dedicated public safety communications researchers. At PSCR, our mission-driven team is equipped with a wide range of skills and backgrounds that help pull the future forward. Click the links below to view more information about each staff member.
Leadership
Ellen Ryan - Acting Division Chief and Lab Operations Manager
(303) 497-5151
ellen.ryan [at] nist.gov
Administrative Support
Program Management
Lab Operations / Network Operations Group
Advanced Communications Research Group (ACRG)
ACRG: User Interface/User Experience
Scott Ledgerwood - Portfolio Lead and Security Specialist
(303) 497-5354
scott.ledgerwood [at] nist.gov
(303) 497-6046
(303) 497-5354
jeffrey.karhoff [at] nist.gov
julia.chelen [at] nist.gov
qi.zhu [at] nist.gov