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Senior Scientists
Engineers & Staff
Postdoctoral Researchers
Graduate Students
Undergraduate Students
Senior Scientists
John Appel
Contact Information
- jappel3@jhu.edu
- Johns Hopkins University
Research Interests: Associate Research Scientist — Development, integration and deployment of CLASS detector arrays
Charles Bennett
Contact Information
- cbennett@jhu.edu
- Johns Hopkins University
Research Interests: Faculty — Co-Principal Investigator
Ricardo Bustos
Contact Information
- rbustos@ucsc.cl
- Universidad Católica de la Santísima Concepción
Research Interests: Faculty — CLASS project operations and engineering support
David Chuss
Contact Information
- david.chuss@villanova.edu
- Villanova University
Research Interests: Faculty — Modulator and detector development; Constructing the large grids for the modulators; Developing free-space cryogenic calibrators for validating the detectors
Rahul Datta
Contact Information
- rahuld@uchicago.edu
- University of Chicago and Fermilab
Research Interests: Research Scientist
Martin DeGeorge
Contact Information
- martin.degeorge@villanova.edu
- Villanova University
Research Interests: Faculty — Polarization modulator
Jullianna Denes Couto
Contact Information
- jdenesc1@jhu.edu
- Johns Hopkins University
Research Interests: Field operations
Kevin Denis
Contact Information
- kevin.l.denis@nasa.gov
- Goddard Space Flight Center
Research Interests: Tenured Scientist — Detector fabrication lead
Rolando Dünner Planella
Contact Information
- rdunner@astro.puc.cl
- Pontificia Universidad Católica de Chile
Research Interests: Faculty
Joseph Eimer
Contact Information
- jeimer1@jhu.edu
- Johns Hopkins University
Research Interests: Associate Research Scientist — Instrumentation and analysis
Tom Essinger-Hileman
Contact Information
- thomas.m.essinger-hileman@nasa.gov
- Goddard Space Flight Center
Research Interests: Tenured Scientist — Detector and focal plane array development; Polarization calibrator design; Receiver design and construction; Filter development
Mark Halpern
Contact Information
- halpern@physics.ubc.ca
- University of British Columbia
Research Interests: Faculty — Multichannel electronics
Katie Harrington
Contact Information
- kharrington@anl.gov
- Argonne National Laboratory
Research Interests: Assistant Physicist - Designed and built the first 2 VPMs; Developed machining procedures for the cryogenic plastic optics; Analysis work relating to the VPM and demodulation
Gene Hilton
Contact Information
- gene.hilton@nist.gov
- National Institute of Standards and Technology
Research Interests: Tenured Scientist — SQUID multiplexing hardware fabrication
Johannes (Hannes) Hubmayr
Contact Information
- hubmayr@nist.gov
- National Institute of Standards and Technology
Research Interests: Faculty — Providing SQUID multiplexing hardware
Tobias Marriage
Contact Information
- marriage@jhu.edu
- Johns Hopkins University
Research Interests: Faculty — Co-Principal Investigator
Jeffrey McMahon
Contact Information
- jeffmcm@umich.edu
- University of Chicago
Research Interests: Faculty — Silicon lenses
Nathan Miller
Contact Information
- nathan.j.miller@nasa.gov
- Johns Hopkins University
Research Interests: Research Scientist — Analysis
Ivan Padilla
Contact Information
- padilla@jhu.edu
- Johns Hopkins University
Research Interests: Telescope structure and alignment; Data analysis
Gonzalo Palma
Contact Information
- gpalmaquilod@ing.uchile.cl
- Universidad de Chile
Research Interests: Faculty — Theory
Lucas Parker
Contact Information
- lparke28@jhu.edu
- Los Alamos National Laboratory
Research Interests: Cryogenics; Data analysis
Rodrigo Reeves
Contact Information
- rreeves@astro-udec.cl
- Universidad de Concepción
Research Interests: Faculty — Project operations and engineering support
Carl Reintsema
Contact Information
- carl.reintsema@nist.gov
- National Institute of Standards and Technology
Research Interests: Tenured Scientist — SQUID multiplexing hardware
Karwan Rostem
Contact Information
- karwan.rostem@nasa.gov
- University of Maryland, Baltimore County
Research Interests: Research Scientist — Detector design and testing
Janet Weiland
Contact Information
- jweilan2@jhu.edu
- Johns Hopkins University
Research Interests: Research Scientist — Analysis
Edward Wollack
Contact Information
- edward.j.wollack@nasa.gov
- Goddard Space Flight Center
Research Interests: Tenured Scientist — Detector design and testing lead
Lingzhen Zeng
Contact Information
- lingzhen@cfa.harvard.edu
- Harvard-Smithsonian Center for Astrophysics
Research Interests: Research Scientist — Smooth-walled horn design
Engineers & Staff
Aamir Ali
Contact Information
- aali18@jhu.edu
- John Templeton Foundation
Research Interests: Cosmology
Mandana Amiri
Contact Information
- mandana@physics.ubc.ca
- University of British Columbia
Research Interests: Research Scientist — Multichannel electronics
Deniz Augusto Nunes Valle
Contact Information
- denizaugusto@yahoo.com.br
- Sociedad Radiosky Asesorias de Ingenieria
Research Interests: Field Engineer
Michael Brewer
Contact Information
- mkbrewer@jhu.edu
- Johns Hopkins University
Research Interests: Engineer — Telescope software and pointing
Meng-ping Chang
Contact Information
- meng-ping.chang@nasa.gov
- Goddard Space Flight Center
Research Interests: Engineer — Detector fabrication
Pedro Fluxá
Contact Information
- pafluxa@uc.cl
- European Southern Observatory
Research Interests: Cryogenics; Field work; Analysis
Ron Hu
Contact Information
- Goddard Space Flight Center
Research Interests: Engineer — Detector fabrication
John Karakla
Contact Information
- jpjk@jhu.edu
- Johns Hopkins University
Research Interests: Engineer — Telescope mount design and fabrication; Site construction and logistics
James Rittner
Contact Information
- Baltimore City Public Schools
Research Interests: Visiting Scholar
Jeremy Smith
Contact Information
- jsmith10@bcps.org
- Baltimore County Public Schools
Research Interests: Visiting Scholar
Postdoctoral Researchers
Sarah Marie Bruno
Postdoctoral Fellow
Contact Information
- sbruno3@jhu.edu
- Johns Hopkins University
Research Interests: Experimental CMB cosmology
Joseph Cleary
Contact Information
- jcleary3@jhu.edu
- Fermilab, University of Chicago
Research Interests: Assembling and characterizing the W2 and HF VPMs, as well as understanding their performance in the field; Manufacturing the AR-coated vacuum windows
Sumit Dahal
Contact Information
- sumit.dahal@nasa.gov
- Goddard Space Flight Center
Research Interests: Postdoctoral Researcher — Detector characterization and focal plane assembly; Manufacturing lenses and filters
Kyle Helson
Contact Information
- kyle.helson@nasa.gov
- Goddard Space Flight Center
Research Interests: Postdoctoral Fellow — Detector testing
Jeffrey Iuliano
Contact Information
- iulianoj@sas.upenn.edu
- University of Pennsylvania
Research Interests: Instrumentation
Matthew Petroff
Contact Information
- matthew.petroff@cfa.harvard.edu
- Harvard University
Research Interests: Postdoctoral Researcher
Duncan Watts
Contact Information
- duncan.watts@astro.uio.no
- University of Oslo
Research Interests: Postdoctoral Researcher — Data analysis
Zhilei Xu
Contact Information
- zhileixu@mit.edu
- Massachusetts Institute of Technology
Research Interests: Postdoctoral Scholar — Instrument development (cold optics and the mount system); Data analysis effort to calibrate the instrument
Graduate Students
Carol Chan
Contact Information
- ychan19@jhu.edu
- Johns Hopkins University
Research Interests: Instrumentation
Joey Golec
Contact Information
- golecjoe@uchicago.edu
- University of Chicago
Research Interests: Graduate
Yunyang Li
Contact Information
- yunyangl@jhu.edu
- Johns Hopkins University
Research Interests: Graduate
Carolina Morales
Contact Information
- cmoral15@jhu.edu
- Johns Hopkins University
Research Interests: Instrumentation and Analysis
Hayley Nofi
Contact Information
- hnofi1@jh.edu
- Johns Hopkins University
Research Interests: Instrumentation and Analysis
Carolina Núñez
Contact Information
- cnunez4@jhu.edu
- Johns Hopkins University
Research Interests: Graduate — Part of the CLASS detector team; Assembly and characterization of the 90 GHz and 150/220 GHz telescopes
Rui Shi
Contact Information
- rshi9@jhu.edu
- Johns Hopkins University
Research Interests: Graduate Student
Koji Shukawa
Contact Information
- kshukaw1@jh.edu
- Johns Hopkins University
Research Interests: Instrumentation and Data Analysis
Undergraduate Students
Seti Norris
Contact Information
- snorri11@jhu.edu
- Johns Hopkins University
Research Interests: Instrumentation
Amelie Wang
Contact Information
- lwang194@jh.edu
- Johns Hopkins University
Research Interests: Laboratory Measurements
Oliver Wolff
Contact Information
- owolff1@jhu.edu
- Johns Hopkins University
Research Interests: Undergraduate