CV

Education

  • Exp. 2026
    Ph.D. in Astronomy & Astrophysics
    The University of Chicago
  • Dec. 2022
    M.S. and M.Phil. in Astronomy (en route)
    Yale University
    • Dean's Emerging Scholars Fellowship
    • Transferred to UChicago post-candidacy
  • Dec. 2018
    B.A. in Physics (with honors, concentration in Astronomy)
    Northwestern University
    • Thesis: Exploring the Eclipsing Binary Yield of the Large Synoptic Survey Telescope with Prof. Aaron Geller (PDF)
    • Minor in Earth & Planetary Sciences

Research Experience

  • 2022 - Present
    Graduate Research Assistant
    The University of Chicago
    • Theory/computation and observation; advisors: Profs. Andrey Kravtsov and Hsiao-Wen Chen
    • Focusing on star formation and the baryon cycle in dwarf galaxies.
  • 2019 - 2022
    Graduate Research Assistant
    Yale University
    • Departments of Astronomy and Physics, advisors: Profs. Laura Newburgh and Pieter van Dokkum
    • Observational, extragalactic and cosmology research using data from the Canadian Hydrogen Intensity Mapping Experiment (CHIME) and the Dragonfly Telephoto Array.
  • 2019
    Research Assistant
    Margutti Group, Northwestern University
    • X-ray duration-luminosity phase space; advisor: Prof. Raffaella Margutti
    • Worked on comprehensive review of soft X-ray transients and variables to define discovery space for upcoming missions and generate a resource to allow for initial, qualitative classification of transient signals.
  • 2017 - 2019
    Vera Rubin Observatory Intern
    Northwestern University
    • Time-domain astronomy, simulations; advisor: Prof. Aaron Geller
    • Created a Galactic simulation to determine a new minimum prediction for Rubin Observatory’s eclisping binary yield over its ten-year run.
  • Summer 2018
    Visiting Undergraduate Researcher
    Newburgh Lab, Yale University
    • Experimental cosmology research, instrumentation; advisor: Prof. Laura Newburgh
    • Examined the feasibility of using drones for calibration and beam-mapping of static Hydrogen Intensity and Real-time Analysis eXperiment (HIRAX) – and CHIME – dishes.
  • 2016 - 2017
    Undergraduate Research Assistant
    Micro-X Lab, Northwestern University
    • High-energy astroparticle physics, instrumentation; advisors: Prof. Enectali Figueroa-Feliciano, Dr. David Goldfinger, and Dr. Antonia Hubbard
    • Primarily worked on Transition Edge Sensors and simulated the helium consumption of the lab’s dewars in advance of sounding rocket launch.
  • Spring 2016
    Undergraduate Research Volunteer
    Nealson Lab, University of Southern California
    • Environmental microbiology, geological sciences; advisors: Prof. Ken Nealson, Dr. Casey Barr
    • Intended as training for planned research in environmental microbiology scheduled to be carried out at the Jet Propulsion Lab, Pasadena, CA, Summer 2016. In addition to setting up electrochemical tests, general biology lab experience – making plates, mixing media, isolating samples for re-plating, organizing and cataloging chemical shelves, etc.

Teaching Experience

  • 2023 - Present
    CCTL (Senior) Graduate Fellow
    Chicago Center for Teaching and Learning, The University of Chicago
    • Develop and deliver instruction and programming related to teaching and pedagogy at the University of Chicago.
  • 2020 - 2022
    Lead Instructor
    Yale Young Global Scholars, Yale University
    • Design and implement seminars about astrophysics and the history of astrophysics targeted at advanced high school students (e.g., “Introduction to Extragalactic Astrophysics” and “Astronomy Sans the White Dudes”.)
    • Invited to deliver sample seminar for new instructors, “Introduction to Extragalactic Astrophysics,” at YYGS Spring Training (March 5, 2022). Included analysis of seminar design and presentation.
    • Evaluations: 2020, 2021, and 2022
  • 2022
    Certificate of College Teaching Preparation
    Poorvu Center for Teaching & Learning, Yale University
    • Meets the requirements for CIRTL Associate, as well.
  • 2019 - 2021
    Graduate Teaching Fellow
    Yale University
    • ASTR 110: Planets & Stars with Dr. Michael Faison, Fall 2019 (4.6/5.0)
    • ASTR 170: Introduction to Cosmology with Prof. Priya Natarajan, Spring 2020 (N/A due to COVID-19)
    • ASTR 110: Planets & Stars with Dr. Michael Faison, Fall 2020 (4.7/5.0)
    • ASTR 255/PHYS 295: Research Methods in Astrophysics with Prof. Héctor Arce, Fall 2021 (4.1/5.0)
  • 2019 - 2020
    Teaching Assistant
    Yale Summer Program in Astrophysics, Yale University
    • Mentor students in their research projects, aid with assignments (both in a tutoring capacity and a grading one), and serve as telescope Time Allocation Committee (TAC). During Summer 2019, oversaw/ran nightly observing sessions at the Leitner Family Observatory and Planetarium.
  • Winter 2019
    Grader
    Department of Physics & Astronomy, Northwestern University
    • Graded assignments for Physics 330-2 (Classical Mechanics) with Prof. Nathaniel Stern, Winter 2019.
  • 2017 - 2019
    Peer-Guided Study Group Facilitator
    Academic Support and Learning Advancement (Searle Center for Advancing Learning & Teaching), Northwestern University
    • Led small group sessions supplemental to general physics courses. Worked with Prof. David Taylor’s and Prof. Art Schmidt’s classes for Fall 2017 and Prof. Deborah Brown’s classes Winter 2018 to Spring 2019.
    • Selected to serve on student panel at annual ASLA New Faculty Workshop (September 21, 2018) and returning student leader panel at annual Peer Leader Training (September 26, 2018).
  • 2017 - 2019
    N’Cat Tutor
    Northwestern Athletics, Northwestern University
    • Tutored student athletes in physics, astronomy, math, music, and earth science courses. Worked both one-on-one and with groups.
  • Spring 2018
    Learning Assistant
    Searle Center for Advancing Learning & Teaching, Northwestern University
    • Attended all lectures and discussions to provide TA-like support to students during introductory physics class. Participated in Prof. Zosia Krusberg’s Physics 135-3 pilot of the Learning Assistant program.

Accepted Proposals

  • 2024A
    Completing a Southern sky sub-sample of representative dwarf galaxies as a test of the baryon cycle
    Magellan/IMACS (Submitter/Co-I; PI: Chen)
    • Graduate students are not able to PI Magellan proposals at UChicago, so “submitter” indicates primary responsibility.
  • 2023A
    Elucidating galaxy quenching in low-mass dwarfs
    Magellan/IMACS (Submitter/Co-I; PI: Chen)
  • Cycle 30
    Elucidating galaxy quenching with absorption probes of halos around low-mass dwarfs
    HST AR-17049 (PI)
  • 2022A
    A galaxy apparently formed by star formation in massive, extremely dense clumps of gas
    Keck LRIS + KCWI (Co-I, PI: van Dokkum)
  • 2021B
    Radial velocities of low mass galaxies from broad slit spectroscopy with LRIS
    Keck LRIS (Co-I; PI: van Dokkum)
  • 2020A
    A nearby globular cluster-rich ultra diffuse galaxy
    Keck LRIS + KCWI (Co-I; PI: van Dokkum)

Observing and Computing Experience

  • 52 nights
    Dragonfly Telephoto Array
  • 2 nights
    Keck/LRIS
  • 2 nights
    Keck/NIRES
  • 4 nights
    Magellan/IMACS
  • 1 night
    Magellan/LDSS3
  • 2 nights
    Palomar/TripleSpec
  • 2022 - Present
    Midway High Performance Computing Cluster
    The University of Chicago
  • 2020 - 2022
    Cedar High Performance Computing Cluster
    Compute Canada
  • 2017 - 2019
    Quest High Performance Computing Cluster
    Northwestern University

Selected Honors and Awards

  • 2024
    • Quad Fellowship by IIE (UChicago PSD News)
    • Audience Choice Award, UChicago 3-Minute Thesis Competition (Video)
  • 2023
    • WGAP Fellowship, IAU North American Regional Office of Astronomy for Development
    • Alternate + Honorable Mention, NAS Ford Foundation Predoctoral Fellowship
  • 2022
    • NASA Illinois Space Grant Consortium Graduate Fellowship
    • Honorable Mention, NAS Ford Foundation Predoctoral Fellowship
  • 2021
    • Honorable Mention, NSF Graduate Research Fellowship Program
  • 2019
    • Dean’s Emerging Scholars Fellowship, Yale University
    • Honorable Mention, NSF Graduate Research Fellowship Program
  • 2017
    • DAAD Research Internship in Science and Engineering
    • NASA Illinois Space Grant Consortium Undergraduate Fellowship
  • 2015
  • 2014
    • HERLead/Vital Voices Grant
    • HERLead Leadership Forum Fellow
    • USC Deans and University Scholarships
    • USC Thematic Option Honors Program
    • USC Resident Honors Program
    • Bruce Fishkin Scholarship (Chicago Tribune)

Publications

2024

  1. SUBMITTED
    On the Universality of Star Formation Efficiency in Galaxies
    Ava Polzin, Andrey V. Kravtsov, Vadim A. Semenov, and Nickolay Y. Gnedin
    OJAp, submitted, Jul 2024
  2. SUBMITTED
    Constraints on Relativistic Jets from the Fast X-ray Transient 210423 using Prompt Radio Follow-Up Observations
    Dina Ibrahimzade, Raffaella Margutti, Joe S. Bright, Peter Blanchard, Kerry Paterson, Dacheng Lin, Huei Sears, Ava Polzin, Igor Andreoni, Genevieve Schroeder, Kate D. Alexander, Edo Berger, Deanne L. Coppejans, Aprajita Hajela, Jimmy Irwin, Tanmoy Laskar, Brian D. Metzger, Jillian C. Rastinejad, and Lauren Rhodes
    ApJ, submitted, Jul 2024
  3. SUBMITTED
    Silkscreen: Direct Measurements of Galaxy Distances from Survey Image Cutouts
    Tim B. Miller, Imad Pasha, Ava Polzin, and Pieter van Dokkum
    ApJ, submitted, Jul 2024
  4. MNRAS
    Forecasting Galaxy Cluster HI Mass Recovery with CHIME at Redshifts z = 1 and 2 via the IllustrisTNG Simulations
    Ava Polzin, Laura Newburgh, Priyamvada Natarajan, and Hsiao-Wen Chen
    MNRAS, Aug 2024
  5. ApJ
    Modeling Molecular Hydrogen in Low-Metallicity Galaxies
    Ava Polzin, Andrey V. Kravtsov, Vadim A. Semenov, and Nickolay Y. Gnedin
    ApJ, May 2024
  6. FSpaS
    The High Energy X-ray Probe (HEX-P): Sensitive Broadband X-ray Observations of Transient Phenomena in the 2030s
    Murray Brightman, Raffaella Margutti, Ava Polzin, Amruta Jaodand, Kenta Hotokezaka, Jason A. J. Alford, Gregg Hallinan, Elias Kammoun, Kunal Mooley, Megan Masterson, Lea Marcotulli, Arne Rau, Thomas Wevers, George A. Younes, Daniel Stern, Javier A. García, and Kristin Madsen
    Front. Astron. Space Sci., Jan 2024

2023

  1. BOOK
    Astronomy as a Field: A Guide for Aspiring Astrophysicists
    Ava Polzin, Yasmeen Asali, Sanah Bhimani, Madison Brady, Mandy C. Chen, Lindsay DeMarchi, Michelle Gurevich, Emily Lichko, Emma Louden, Julie Malewicz, Samantha Pagan, Malena Rice, Zili Shen, Emily Simon, Candice Stauffer, J. Luna Zagorac, Katie Auchettl, Katelyn Breivik, Hsiao-Wen Chen, Deanne Coppejans, Sthabile Kolwa, Raffaella Margutti, Priyamvada Natarajan, Erica Nelson, Kim L. Page, Silvia Toonen, Katherine E. Whitaker, and Irina Zhuravleva
    Book, Dec 2023
  2. ApJ
    The Luminosity Phase Space of Galactic and Extragalactic X-ray Transients Out to Intermediate Redshifts
    Ava Polzin, Raffaella Margutti, Deanne Coppejans, Katie Auchettl, Kim L. Page, Georgios Vasilopoulos, Joe S. Bright, Paolo Esposito, Peter K. G. Williams, Koji Mukai, and Edo Berger
    ApJ, Dec 2023
  3. ApJ
    Detection of Cosmological 21 cm Emission with the Canadian Hydrogen Intensity Mapping Experiment
    Mandana Amiri, Kevin Bandura, Tianyue Chen, Meiling Deng, Matt Dobbs, Mateus Fandino, Simon Foreman, Mark Halpern, Alex S. Hill, Gary Hinshaw, Carolin Höfer, Joseph Kania, T. L. Landecker, Joshua MacEachern, Kiyoshi Masui, Juan Mena-Parra, Nikola Milutinovic, Arash Mirhosseini, Laura Newburgh, Anna Ordog, Ue-Li Pen, Tristan Pinsonneault-Marotte, Ava Polzin, Alex Reda, Andre Renard, J. Richard Shaw, Seth R. Siegel, Saurabh Singh, Keith Vanderlinde, Haochen Wang, Donald V. Wiebe, Dallas Wulf, and  CHIME Collaboration
    ApJ, Apr 2023

2022

  1. AJ
    DELIGHT: Deep Learning Identification of Galaxy Hosts of Transients using Multiresolution Images
    Francisco Förster, Alejandra M. Muñoz Arancibia, Ignacio Reyes-Jainaga, Alexander Gagliano, Dylan Britt, Sara Cuellar-Carrillo, Felipe Figueroa-Tapia, Ava Polzin, Yara Yousef, Javier Arredondo, Diego Rodrı́guez-Mancini, Javier Correa-Orellana, Amelia Bayo, Franz E. Bauer, Márcio Catelan, Guillermo Cabrera-Vives, Raya Dastidar, Pablo A. Estévez, Giuliano Pignata, Lorena Hernández-Garcı́a, Pablo Huijse, Esteban Reyes, Paula Sánchez-Sáez, Mauricio Ramı́rez, Daniela Grandón, Jonathan Pineda-Garcı́a, Francisca Chabour-Barra, and Javier Silva-Farfán
    AJ, Nov 2022
  2. ApJ
    Tidal Distortions in NGC1052-DF2 and NGC1052-DF4: Independent Evidence for a Lack of Dark Matter
    Michael A. Keim, Pieter van Dokkum, Shany Danieli, Deborah Lokhorst, Jiaxuan Li, Zili Shen, Roberto Abraham, Seery Chen, Colleen Gilhuly, Qing Liu, Allison Merritt, Tim B. Miller, Imad Pasha, and Ava Polzin
    ApJ, Aug 2022
  3. ApJS
    An Overview of CHIME, the Canadian Hydrogen Intensity Mapping Experiment
    CHIME Collaboration, Mandana Amiri, Kevin Bandura, Anja Boskovic, Tianyue Chen, Jean-François Cliche, Meiling Deng, Nolan Denman, Matt Dobbs, Mateus Fandino, Simon Foreman, Mark Halpern, David Hanna, Alex S. Hill, Gary Hinshaw, Carolin Höfer, Joseph Kania, Peter Klages, T. L. Landecker, Joshua MacEachern, Kiyoshi Masui, Juan Mena-Parra, Nikola Milutinovic, Arash Mirhosseini, Laura Newburgh, Rick Nitsche, Anna Ordog, Ue-Li Pen, Tristan Pinsonneault-Marotte, Ava Polzin, Alex Reda, Andre Renard, J. Richard Shaw, Seth R. Siegel, Saurabh Singh, Rick Smegal, Ian Tretyakov, Kwinten van Gassen, Keith Vanderlinde, Haochen Wang, Donald V. Wiebe, James S. Willis, and Dallas Wulf
    ApJS, Aug 2022
  4. ApJ
    Using the Sun to Measure the Primary Beam Response of the Canadian Hydrogen Intensity Mapping Experiment
    Mandana Amiri, Kevin Bandura, Anja Boskovic, Jean-François Cliche, Meiling Deng, Matt Dobbs, Mateus Fandino, Simon Foreman, Mark Halpern, Alex S. Hill, Gary Hinshaw, Carolin Höfer, Joseph Kania, T. L. Landecker, Joshua MacEachern, Kiyoshi Masui, Juan Mena-Parra, Laura Newburgh, Anna Ordog, Tristan Pinsonneault-Marotte, Ava Polzin, Alex Reda, J. Richard Shaw, Seth R. Siegel, Saurabh Singh, Keith Vanderlinde, Haochen Wang, James S. Willis, Dallas Wulf, and  CHIME Collaboration
    ApJ, Jun 2022
  5. ApJ
    A Method to Characterize the Wide-angle Point-Spread Function of Astronomical Images
    Qing Liu, Roberto Abraham, Colleen Gilhuly, Pieter van Dokkum, Peter G. Martin, Jiaxuan Li, Johnny P. Greco, Deborah Lokhorst, Seery Chen, Shany Danieli, Michael A. Keim, Allison Merritt, Tim B. Miller, Imad Pasha, Ava Polzin, Zili Shen, and Jielai Zhang
    ApJ, Feb 2022

2021

  1. ApJL
    A Nascent Tidal Dwarf Galaxy Forming within the Northern H I Streamer of M82
    Imad Pasha, Deborah Lokhorst, Pieter G. van Dokkum, Seery Chen, Roberto Abraham, Johnny Greco, Shany Danieli, Tim Miller, Erin Lippitt, Ava Polzin, Zili Shen, Michael A. Keim, Qing Liu, Allison Merritt, and Jielai Zhang
    ApJL, Dec 2021
  2. ApJ
    Simulating the Eclipsing Binary Yields of the Rubin Observatory in the Galactic Field and Star Clusters
    Aaron M. Geller, Ava Polzin, Andrew Bowen, and Adam A. Miller
    ApJ, Oct 2021
  3. ApJL
    A Recently Quenched Isolated Dwarf Galaxy Outside of the Local Group Environment
    Ava Polzin, Pieter van Dokkum, Shany Danieli, Johnny P. Greco, and Aaron J. Romanowsky
    ApJL, Jun 2021