Skip to main content

NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.

Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.

U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Our People

 

NIST PSCR team members at 5x5 2025
5x5 Summit PSCR staff photo, June 2025

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

Dereck Orr - Division Chief

Administrative Support

Sarah Lyon - Administrative Officer

Zahra Hadadian O'Connor

Program Management

Danni Leicht - Resource Planning Lead

Brianna Huettel - Strategy and Operations Lead

Kerianne Gibney 

Innovation Lab

John Beltz - Portfolio Lead

Wyatt Suess

Samuel Ray

Hien Nguyen

User Experience

Scott Ledgerwood - Portfolio Lead

Jack Lewis

Jeff Karhoff

Qi (Judy) Zhu

Matthew Whitlock

Kaylee Ives

Jack Wagner

Mission Critical Services

Lisa Soucy - Portfolio Lead

Peter Fink

Jordan O'Dell

Charlsea Hansen

Alison Kahn

Gary Howarth

Uncrewed Aircraft Systems

Terese Manley - Portfolio Lead

Don Harriss

Stephanie Layman

Sid Bittman

Location-Based Services

Joe Grasso - Portfolio Lead

Nader Moayeri

Alex Dimopoulos

Doga Demirkan

Becca Vandermus

PHONE

 

(303) 497-5400

 

(303) 497-5180

(301) 204-1128

 

(720) 563-9356                                                                                             

(240) 751-5668                                                                                               

(720) 298-1329

 

(303) 229-9112

(303) 497-3705

(303) 229-9757

(720) 437-0777

 

(303) 497-5354

(720) 364-9941

(303) 497-6046

 

 

 

 

 

(303) 476-8250

(240) 306-7513

(720) 229-8631

(240) 474-3903

(303) 497-3523

(720) 360-9158

 

(303) 549-7414

(303) 594-8503

(720) 202-7226

(720) 470-9222

 

(720) 281-1608

(301) 975-3767

 

 

 

EMAIL

 

dereck.orr [at] nist.gov (dereck[dot]orr[at]nist[dot]gov)

 

sarah.lyon [at] nist.gov (sarah[dot]lyon[at]nist[dot]gov)

zahra.hadadianoconnor [at] nist.gov (zahra[dot]hadadianoconnor[at]nist[dot]gov)

 

danni.leicht [at] nist.gov (danni[dot]leicht[at]nist[dot]gov)                                                         

brianna.huettel [at] nist.gov (brianna[dot]huettel[at]nist[dot]gov)                                        

kerianne.gibney [at] nist.gov (kerianne[dot]gibney[at]nist[dot]gov)

 

john.beltz [at] nist.gov (john[dot]beltz[at]nist[dot]gov)

wyatt.suess [at] nist.gov (wyatt[dot]suess[at]nist[dot]gov)

samuel.ray [at] nist.gov (samuel[dot]ray[at]nist[dot]gov)

hien.nguyen [at] nist.gov (hien[dot]nguyen[at]nist[dot]gov)

 

scott.ledgewood [at] nist.gov (scott[dot]ledgewood[at]nist[dot]gov)

jack.lewis [at] nist.gov (jack[dot]lewis[at]nist[dot]gov)

jeffrey.karhoff [at] nist.gov (jeffrey[dot]karhoff[at]nist[dot]gov)

qi.zhu [at] nist.gov (qi[dot]zhu[at]nist[dot]gov)

matthew.whitlock [at] nist.gov (matthew[dot]whitlock[at]nist[dot]gov)

kaylee.ives [at] nist.gov (kaylee[dot]ives[at]nist[dot]gov)

jack.wagner [at] nist.gov (jack[dot]wagner[at]nist[dot]gov)

 

lisa.soucy [at] nist.gov (lisa[dot]soucy[at]nist[dot]gov)

peter.fink [at] nist.gov (peter[dot]fink[at]nist[dot]gov)

chic.odell [at] nist.gov (chic[dot]odell[at]nist[dot]gov)

charlsea.hansen [at] nist.gov (charlsea[dot]hansen[at]nist[dot]gov)

alison.kahn [at] nist.gov (alison[dot]kahn[at]nist[dot]gov)

gary.howarth [at] nist.gov (gary[dot]howarth[at]nist[dot]gov)

 

terese.manley [at] nist.gov (terese[dot]manley[at]nist[dot]gov)

donald.harriss [at] nist.gov (donald[dot]harriss[at]nist[dot]gov)

stephanie.layman [at] nist.gov (stephanie[dot]layman[at]nist[dot]gov)

sidney.bittman [at] nist.gov (sidney[dot]bittman[at]nist[dot]gov)

 

joseph.grasso [at] nist.gov (joseph[dot]grasso[at]nist[dot]gov)

nader.moayeri [at] nist.gov (nader[dot]moayeri[at]nist[dot]gov)

alex.dimopoulos [at] nist.gov (alex[dot]dimopoulos[at]nist[dot]gov)

doga.demirkan [at] nist.gov (doga[dot]demirkan[at]nist[dot]gov)

rebecca.vandermus [at] nist.gov (rebecca[dot]vandermus[at]nist[dot]gov)

Created August 30, 2016, Updated August 26, 2025
Was this page helpful?