Leadership and Administrative/Technical Staff
Leadership (top)
![Photograph of John Bohn](/sites/default/files/styles/width_200/public/website/John_Bohn_2016_web.jpg?itok=tVw0pyzP)
John Bohn
JILA Chair
Email: bohn@murphy.colorado.edu
Phone: 303-492-5426 (office)
Website: https://jila.colorado.edu/bohn-group
JILA Chair
Email: bohn@murphy.colorado.edu
Phone: 303-492-5426 (office)
Website: https://jila.colorado.edu/bohn-group
![Photograph of Ralph Jimenez](/sites/default/files/styles/width_200/public/website/Ralph_Jimenez_2016_web.jpg?itok=uoj0_Npo)
Ralph Jimenez
JILA Associate Chair
Email: rjimenez@jilau1.colorado.edu
Phone: 303-492-8439 (office)
Website: https://jila.colorado.edu/jimenez
JILA Associate Chair
Email: rjimenez@jilau1.colorado.edu
Phone: 303-492-8439 (office)
Website: https://jila.colorado.edu/jimenez
![Photograph of Andrew C. Wilson.](/sites/default/files/styles/width_200/public/website/2023-Wilson_A-015.jpg?itok=96DmmJGG)
Andrew C. Wilson
NIST Quantum Physics Division Chief
Email: andrew.wilson@nist.gov
Phone: 303-818-1037
Website: https://www.nist.gov/people/andrew-c-wilson
NIST Quantum Physics Division Chief
Email: andrew.wilson@nist.gov
Phone: 303-818-1037
Website: https://www.nist.gov/people/andrew-c-wilson
![Missy Gilliam photo.](/sites/default/files/styles/width_200/public/website/Gilliam-headshot%282021%29.jpg?itok=VWtLuXKC)
Catherine "Missy" Gilliam
NIST Administrative Officer
Email: catherine.gilliam@jila.colorado.edu
Phone: 303-492-6763
NIST Administrative Officer
Email: catherine.gilliam@jila.colorado.edu
Phone: 303-492-6763
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Michael Clasen
Human Resources/Administration Manager
Email: Michael.Clasen@colorado.edu
Phone: 303-492-5625
Human Resources/Administration Manager
Email: Michael.Clasen@colorado.edu
Phone: 303-492-5625
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Christie Moss
Manager of Finance, Accounting, and Sponsored Research
Email: christie.moss@colorado.edu
Phone: 303-492-4523
Manager of Finance, Accounting, and Sponsored Research
Email: christie.moss@colorado.edu
Phone: 303-492-4523
Administrative Staff (top)
![David Auerbach photo.](/sites/default/files/styles/width_200/public/website/Auerbach.jpg?itok=Lx3_C4Km)
David Auerbach
Executive Office Assistant for NIST for Travel & Payroll
Email: dave.auerbach@jila.colorado.edu
Phone: 303-492-7791
Executive Office Assistant for NIST for Travel & Payroll
Email: dave.auerbach@jila.colorado.edu
Phone: 303-492-7791
![Krista Beck photo.](/sites/default/files/styles/width_200/public/website/Krista%20Beck_1.jpg?itok=3aJ4Batp)
Krista Beck
Fellows Assistant to Eric Cornell, Carl Lineberger, and the Physics Frontier Center
Email: kristab@jila.colorado.edu
Phone: 303-492-7746
Fellows Assistant to Eric Cornell, Carl Lineberger, and the Physics Frontier Center
Email: kristab@jila.colorado.edu
Phone: 303-492-7746
Scott Brown
Stockroom/Building Coordinator
Email: scott.t.brown@colorado.edu
Phone: 303-735-0462
Stockroom/Building Coordinator
Email: scott.t.brown@colorado.edu
Phone: 303-735-0462
![Photo of Gwen Dickinson](/sites/default/files/styles/width_200/public/website/April2019Snap.png?itok=Ysw73oDP)
Gwen Dickinson
Fellows Assistant to Juri Toomre, Ana Maria Rey, and Science Communications Assistant
Email: gwen.dickinson@jila.colorado.edu
Phone: 303-492-4170
Fellows Assistant to Juri Toomre, Ana Maria Rey, and Science Communications Assistant
Email: gwen.dickinson@jila.colorado.edu
Phone: 303-492-4170
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Hannah Douglas
Fellows support for the Kapteyn-Murnane Group, PISEC & QSENSE
Email: hado1161@colorado.edu
Phone: 303-492-0207
Fellows support for the Kapteyn-Murnane Group, PISEC & QSENSE
Email: hado1161@colorado.edu
Phone: 303-492-0207
![Christine Jackson photo.](/sites/default/files/styles/width_200/public/website/christine%20jackson%20web.jpg?itok=oGCCvgOn)
Christine Jackson
Community Engagement Coordinator
Email: Christine.Jackson@Colorado.edu
Phone: 303-492-5749
Community Engagement Coordinator
Email: Christine.Jackson@Colorado.edu
Phone: 303-492-5749
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Doug Johnson
Database Administrator
Email: johnsond@jila.colorado.edu
Phone: 303-492-0489
Database Administrator
Email: johnsond@jila.colorado.edu
Phone: 303-492-0489
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
George Kavadas
Building Manager
Email: kavadas@colorado.edu
Phone: 303-492-6670 (office), 303-265-1780 (cell)
Building Manager
Email: kavadas@colorado.edu
Phone: 303-492-6670 (office), 303-265-1780 (cell)
Joyce Kroll
Pre-award proposals, budgets & submissions
Email: joyce.kroll@colorado.edu
Phone: 303-735-3118
Pre-award proposals, budgets & submissions
Email: joyce.kroll@colorado.edu
Phone: 303-735-3118
![Photo of Renise.](/sites/default/files/styles/width_200/public/website/Renise_Krumpeck.jpg?itok=CBlzfGVj)
Renise Krumpeck
Sponsored Project Specialist
Email: renise.krumpeck@colorado.edu
Phone: 303-735-6893
Sponsored Project Specialist
Email: renise.krumpeck@colorado.edu
Phone: 303-735-6893
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Paul Longfellow
Building Proctor
Email: paul.longfellow@colorado.edu
Phone: 720-255-4649
Building Proctor
Email: paul.longfellow@colorado.edu
Phone: 720-255-4649
![Photo of Agnieszka.](/sites/default/files/styles/width_200/public/website/Agnieszka_Lynch_0.jpg?itok=O8aXHncS)
Agnieszka Lynch
JILA Human Resources - Research & Visa
Email: a.lynch@jila.colorado.edu
Phone: 303-492-7792
JILA Human Resources - Research & Visa
Email: a.lynch@jila.colorado.edu
Phone: 303-492-7792
![Min Ning photo.](/sites/default/files/styles/width_200/public/website/Min-Ning.jpg?itok=npeq95N-)
Min Ning
Accounting Tech
Email: min.ning@colorado.edu
Phone: 303-735-8604
Accounting Tech
Email: min.ning@colorado.edu
Phone: 303-735-8604
![Photo of Eyvon.](/sites/default/files/styles/width_200/public/website/Eyvon_Petty_0.jpg?itok=SMphIwOF)
Eyvon Petty
Executive Office Assistant for NIST QPD Chief
Email: eyvon.petty@jila.colorado.edu
Phone: 303-735-1985
Executive Office Assistant for NIST QPD Chief
Email: eyvon.petty@jila.colorado.edu
Phone: 303-735-1985
![Photograph of Katherine Robinson.](/sites/default/files/styles/width_200/public/website/Robinson.Katherine.H.2019.jpg?itok=rHj9nCHy)
Katherine Robinson
Sponsored Project Specialist
Email: katherine.robinson@jila.colorado.edu
Phone: 303-492-8517
Sponsored Project Specialist
Email: katherine.robinson@jila.colorado.edu
Phone: 303-492-8517
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Lara Yeats
Sponsored Project Specialist
Email: lara.yeats@colorado.edu
Phone: 303-735-8604
Sponsored Project Specialist
Email: lara.yeats@colorado.edu
Phone: 303-735-8604
![Rebecca Yoho photo.](/sites/default/files/styles/width_200/public/website/Rebecca%20Yoho.jpg?itok=_amx4Ky0)
Rebecca Yoho
Administrative/Funding Proposals Specialist
Email: rebecca.yoho@colorado.edu
Phone: 303-735-8451
Administrative/Funding Proposals Specialist
Email: rebecca.yoho@colorado.edu
Phone: 303-735-8451
![Photo of Jim.](/sites/default/files/styles/width_200/public/website/James_McKown_0.jpg?itok=0XIB6HRv)
Jim McKown
Head of Computing, Linux/UNIX Email, Linux server admin
Email: mckown@jila.colorado.edu
Phone: 303-492-4060
Head of Computing, Linux/UNIX Email, Linux server admin
Email: mckown@jila.colorado.edu
Phone: 303-492-4060
![Eric Alvarado photo.](/sites/default/files/styles/width_200/public/website/Eric%20Alvarado%20Photo_0.jpg?itok=Ax8-pWDG)
Eric Alvarado
PC/Mac Support, Networking, General Computing Help
Email: eric.alvarado@colorado.edu
Phone: 303-492-9643
PC/Mac Support, Networking, General Computing Help
Email: eric.alvarado@colorado.edu
Phone: 303-492-9643
![Photo of Corey.](/sites/default/files/styles/width_200/public/website/Corey_Keasling_0.jpg?itok=1h-0QUvd)
Cory Keasling
Linux/UNIX Cluster and Server Admin
Email: corey.keasling@jila.colorado.edu
Phone: 303-492-7779
Linux/UNIX Cluster and Server Admin
Email: corey.keasling@jila.colorado.edu
Phone: 303-492-7779
![Photo of Daniel.](/sites/default/files/styles/width_200/public/website/Dan_Packman_0.jpg?itok=yxazahUs)
Daniel Packman
Linux/UNIX Cluster and Server Administration, Mac Support, General Computing Help
Email: daniel.packman@jila.colorado.edu
Phone: 303-492-4221
Linux/UNIX Cluster and Server Administration, Mac Support, General Computing Help
Email: daniel.packman@jila.colorado.edu
Phone: 303-492-4221
![Person's photograph](/sites/default/files/styles/width_200/public/default_images/person_default.png?itok=Bs9mGadH)
Michael Paige
Database, Filemaker, and accounting applications, Web server admin and programming
Email: mdpaige@jila.colorado.edu
Phone: 303-492-7779
Database, Filemaker, and accounting applications, Web server admin and programming
Email: mdpaige@jila.colorado.edu
Phone: 303-492-7779
![Photo of J.R. Raith](/sites/default/files/styles/width_200/public/website/F_woWbLbIAA-LRB.jpg?itok=73HNs-u3)
J. R. Raith
PC/Mac and Network Desktop, PC/Mac Windows server admin, Networking, Lab data acquisition/analysis
Email: raithjr@jila.colorado.edu
Phone: 303-492-1116
PC/Mac and Network Desktop, PC/Mac Windows server admin, Networking, Lab data acquisition/analysis
Email: raithjr@jila.colorado.edu
Phone: 303-492-1116
Electronics Shop
![Kyle Thatcher photo.](/sites/default/files/styles/width_200/public/website/Kyle%20Thatcher.jpg?itok=gkL-3XEs)
Kyle Thatcher
Head of the Electronics Shop & Instrument Shop
Email: kyle.thatcher@jila.colorado.edu
Phone: 303-492-7776
Head of the Electronics Shop & Instrument Shop
Email: kyle.thatcher@jila.colorado.edu
Phone: 303-492-7776
![Photo of Terry.](/sites/default/files/styles/width_200/public/website/Terry_Brown_0.jpg?itok=MZoMLitI)
Terry Brown
Electronics Shop Staff
Email: tbrown@jila.colorado.edu
Phone: 303-492-0967
Electronics Shop Staff
Email: tbrown@jila.colorado.edu
Phone: 303-492-0967
![Photo of James.](/sites/default/files/styles/width_200/public/website/James_Fun-a-Fat_0.jpg?itok=K-jFzM7H)
James Fung-A-Fat
Electronics Shop Staff
Email: fungafat@jila.colorado.edu
Phone: 303-492-4008
Electronics Shop Staff
Email: fungafat@jila.colorado.edu
Phone: 303-492-4008
![Ivan Rýger photo.](/sites/default/files/styles/width_200/public/website/ivan.jpg?itok=hO81ldRG)
Ivan Rýger
Electronics Shop Staff
Email: ivan.ryger@colorado.edu
Phone: 303-492-6709
Electronics Shop Staff
Email: ivan.ryger@colorado.edu
Phone: 303-492-6709
![Photo of Felix.](/sites/default/files/styles/width_200/public/website/Felix_Vietmeyer_0.jpg?itok=JtUxUOm-)
Felix Vietmeyer
Electronics Shop Staff
Email: felix.vietmeyer@jila.colorado.edu
Phone: 303-492-5641
Electronics Shop Staff
Email: felix.vietmeyer@jila.colorado.edu
Phone: 303-492-5641
Instrument Shop
![Kyle Thatcher photo.](/sites/default/files/styles/width_200/public/website/Kyle%20Thatcher.jpg?itok=gkL-3XEs)
Kyle Thatcher
Head of the Electronics Shop & Instrument Shop
Email: kyle.thatcher@jila.colorado.edu
Phone: 303-492-7776
Head of the Electronics Shop & Instrument Shop
Email: kyle.thatcher@jila.colorado.edu
Phone: 303-492-7776
![Adam Ellzey photo.](/sites/default/files/styles/width_200/public/website/Adam_Ellzey_Headshot.jpg?itok=nHPl8D-u)
Adam Ellzey
Scientific Instrument Maker
Email: adam.ellzey@colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: adam.ellzey@colorado.edu
Phone: 303-492-7775
![Hans Green photo.](/sites/default/files/styles/width_200/public/website/HansGreen.jpg?itok=NrBPy2Lh)
Hans Green
Scientific Instrument Maker
Email: greenh@jila.colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: greenh@jila.colorado.edu
Phone: 303-492-7775
![Photo of Kim.](/sites/default/files/styles/width_200/public/website/Kim_Hagan_0.jpg?itok=ok_ZQASw)
Kim Hagen
Scientific Instrument Maker
Email: krhagen@jila.colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: krhagen@jila.colorado.edu
Phone: 303-492-7775
![Photo of Calvin.](/sites/default/files/styles/width_200/public/website/Calvin_Schwadron.jpg?itok=oelSis1q)
Calvin Schwadron
Scientific Instrument Maker
Email: calvin.schwadron@colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: calvin.schwadron@colorado.edu
Phone: 303-492-7775
![Raisa Stebbins photo.](/sites/default/files/styles/width_200/public/website/stebbins.png?itok=-Yuvu-Pz)
Raisa Stebbins
Student Intern
Email: raisa.stebbins@colorado.edu
Phone:
Student Intern
Email: raisa.stebbins@colorado.edu
Phone:
![Photo of James.](/sites/default/files/styles/width_200/public/website/James_Uhrich.jpg?itok=9iJod4gn)
James Uhrich
Scientific Instrument Maker
Email: james.uhrich@colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: james.uhrich@colorado.edu
Phone: 303-492-7775
![Danny Warren photo.](/sites/default/files/styles/width_200/public/website/Danny-Warren.jpg?itok=I04DUsxM)
Danny Warren
Scientific Instrument Maker
Email: daniel.j.warren@colorado.edu
Phone: 303-492-7775
Scientific Instrument Maker
Email: daniel.j.warren@colorado.edu
Phone: 303-492-7775
Keck Metrology and Clean Room
![Scot Bohnenstiehl photo.](/sites/default/files/styles/width_200/public/website/Scot%20Bohnenstiehl.jpg?itok=fFk1WyGq)
Scot Bohnenstiehl
Manager of Keck Lab Cleanroom and Measurement Instruments
Email: scbo5838@jila.colorado.edu
Phone: 303-492-2389
Manager of Keck Lab Cleanroom and Measurement Instruments
Email: scbo5838@jila.colorado.edu
Phone: 303-492-2389
![Photo of David.](/sites/default/files/styles/width_200/public/website/David_Alchenberger_0.jpg?itok=StMznBqC)
David Alchenberger
Clean Room Technician
Email: alchenbd@jila.colorado.edu
Phone: 303-492-2389
Clean Room Technician
Email: alchenbd@jila.colorado.edu
Phone: 303-492-2389
![Alan Copley photo.](/sites/default/files/styles/width_200/public/website/Alan-Copley.jpg?itok=XjkWqhBt)
Alan Copley
Clean Room Technician
Email: alan.copley@jila.colorado.edu
Phone: 303-492-2389
Clean Room Technician
Email: alan.copley@jila.colorado.edu
Phone: 303-492-2389
Science Communications Office
![Photo of Steven Burrows](/sites/default/files/styles/width_200/public/website/Steven%20Burrows%202023.jpg?itok=MlWSicvk)
Steven Burrows
Director of Science Communications, Scientific Illustration
Email: steven.burrows@jila.colorado.edu
Phone: 303-735-5233
Director of Science Communications, Scientific Illustration
Email: steven.burrows@jila.colorado.edu
Phone: 303-735-5233
![Photo of Kenna Hughes-Castleberry.](/sites/default/files/styles/width_200/public/website/Kenna%20Hughes-Castleberry.jpg?itok=SpfE3gVr)
Kenna Castleberry
Science Communicator
Email: kenna.castleberry@colorado.edu
Phone: 303-735-0727
Science Communicator
Email: kenna.castleberry@colorado.edu
Phone: 303-735-0727
![Photo of Kristin Conrad.](/sites/default/files/styles/width_200/public/website/kristin2.png?itok=hu28fd8w)
Kristin Conrad
Web Design & Development
Email: kristin.conrad@jila.colorado.edu
Phone: 303-492-7861
Web Design & Development
Email: kristin.conrad@jila.colorado.edu
Phone: 303-492-7861
Supply Office
![Photo of Brian.](/sites/default/files/styles/width_200/public/website/Brian_Lynch_0.jpg?itok=bGH6vEb9)
Brian Lynch
Head of The Supply Office
Email: lynchb@jila.colorado.edu
Phone: 303-492-4023
Head of The Supply Office
Email: lynchb@jila.colorado.edu
Phone: 303-492-4023
![Jennifer Erickson photo.](/sites/default/files/styles/width_200/public/website/Jennifer%20Erickson%20Photo.png?itok=f7uCsSQC)
Jennifer Erickson
Buyer, Property Accounting (CU), Property Disposals and Transfers (CU)
Email: mosjen@jila.colorado.edu
Phone: 303-492-5861
Buyer, Property Accounting (CU), Property Disposals and Transfers (CU)
Email: mosjen@jila.colorado.edu
Phone: 303-492-5861
![Randall Holliness photo.](/sites/default/files/styles/width_200/public/website/Holliness%20US.jpg?itok=gC5_gtHJ)
Randall Holliness
Buyer, Storeroom (General & Lab Supplies)
Email: Randall.Holliness@jila.colorado.edu
Phone: 303-492-4020
Buyer, Storeroom (General & Lab Supplies)
Email: Randall.Holliness@jila.colorado.edu
Phone: 303-492-4020
![Photo of Daniel.](/sites/default/files/styles/width_200/public/website/Daniel_Lewis.jpg?itok=h2Ud953J)
Daniel Lewis
Buyer, Shipping/Receiving Services
Email: delewis@jilau1.colorado.edu
Phone: 303-492-0634
Buyer, Shipping/Receiving Services
Email: delewis@jilau1.colorado.edu
Phone: 303-492-0634
![Photo of Karen.](/sites/default/files/styles/width_200/public/website/Karen%20Lichtfuss_0.jpg?itok=ktw_feGY)
Karen Lichtfuss
Buyer, Property Accounting (NIST), Property Disposals and Transfers (NIST)
Email: karen.lichtfuss@jila.colorado.edu
Phone: 303-492-0331
Buyer, Property Accounting (NIST), Property Disposals and Transfers (NIST)
Email: karen.lichtfuss@jila.colorado.edu
Phone: 303-492-0331