My Travels


I have been very fortunate to have ample opportunities to travel across the U.S. and to other countries to present my work and work alongside my colleagues. View the map below to see where I've been, to the right are some photos from my travels, and skim the list of conferences and colloquia, and other presentations to see where I've present my work.

Conference Talks, Poster Sessions, Colloquia, and More

2022

239th Meeting of the American Astronomical Society (Invited)

Jan. 2022 Salt Lake City, Utah
Talk title: BASS XXIII: A New Mid-Infrared Diagnostic for Absorption in Active Galactic Nuclei
Special Session: Highlights from the BASS DR2: New insights on local SMBH activity from large multi-wavelength studies of hard X-ray selected AGN

2021

Evening Under the Stars Public Talk at the GMU Observatory (Invited)

Nov. 2021 George Mason University
Talk Title: Hunting Elusive Giants: Uncovering a Triplet of Active Galactic Nuclei in a Galaxy Merger

Seminar at the Astronomical Institute of the Czech Academy of Sciences (Invited)

Oct. 2021 Prague, Czech Republic (Virtual)
Talk Title: Obscured AGN Growth in Mid-IR Dual AGNs and Beyond

Colloquium at the United States Naval Research Laboratory (Invited)

Oct. 2021 Washington, D.C. (Virtual)
Talk Title: A New Mid-Infrared Diagnostic for Absorption in Active Galactic Nuclei

European Astronomical Society (EAS) 2021

June 2021 Leiden, The Netherlands (Virtual)
Poster Title: A New Mid-Infrared Diagnostic for Absorption in Active Galactic Nuclei

Clash of the Titans: The Enigmatic Role of Mergers in Galaxy Evolution (Invited)

Mar. 2021 Lorentz Center Workshop Leiden, The Netherlands (Virtual)
Talk Title: The Role of Mergers in Fueling Mid-Infrared Selected AGNs

2020

COVID-19 Pandemic

2019

20 Years of Chandra Science Symposium

Dec. 2019 Boston, Massachusetts
Talk Title: Uncovering Buried Dual and Triple AGNs in Galaxy Mergers

Joint Space-Science Institute (JSI) Workshop: The New Faces of Black Holes

Nov. 2019 Annapolis, Maryland
Talk Title: Uncovering Buried Dual and Triple AGNs in Galaxy Mergers

Astronomy on Tap D.C. Speaker (Invited)

Nov. 2019 DC9, Washington, D.C.
Talk Title: Hunting Elusive Giants: Uncovering a Triplet of Active Galactic Nuclei in a Galaxy Merger

Colloquium at the United States Naval Observatory (Invited)

Sept. 2019 USNO, Washington, D.C.
Talk Title: Uncovering Buried Dual and Triple AGNs in Galaxy Mergers

European Week of Astronomy and Space Sciences (EWASS)

June 2019 Lyon, France
Talk Title: The Incidence of Dual AGN in WISE Preselected Galaxy Mergers

Supermassive Black Holes: Environment and Evolution

June 2019 Corfu, Greece
Talk Title: The Incidence of Dual AGN in WISE Preselected Galaxy Mergers

Galaxies Journal Club Colloquium – Space Telescope Science Institute (Invited)

April 2019 STSCI, Baltimore, Maryland
Talk Title: Discovery of a Kiloparsec-scale Triple AGN in a Late Stage Merger

2018

TORUS 2018 – The many faces of the AGN obscuration

Dec. 2018 Puerto Varas, Chile
Talk Title: Obscuration Beyond the Torus: Merger-Driven Obscuration of AGN

BASS 2018 Conference (Invited)

March 2018 ESO, Santiago, Chile
Talk Title: Incidence of Buried Dual AGN in Advanced Mergers: New Results from Chandra

Poster at AAS January 2018 Meeting

Jan. 2018 Washington, D.C., USA
Poster: The Incidence of Buried Dual AGN in Advanced Mergers: New results from Chandra

2017

Keynote Speech – GMU 2017 Celebration of COS research

May 2017
Talk Title: In Search of Tiny Giants: Finding Supermassive Black Holes in Low Mass Galaxies

2015

GMU Physics Colloquium, Student Undergraduate Research Talk

Sept. 2015
Talk Title: Detecting Gravitational Microlensing Events at the George Mason University Observatory

45th Symposium on the Interface, Computing Science and Statistics

June 2015
Talk Title: On Detecting Exoplanets and Planetary Distributions Moving Forward

GMU COS Poster Session

May 2015
Poster: Detecting Microlensing Events at the George Mason University Observatory

GMU OSCAR Celebration of Student Scholarship Poster Session

May 2015
Poster: Detecting Microlensing Events at the George Mason University Observatory

National Conference on Undergraduate Research (NCUR)

April 2015 Eastern Washington University, Cheney WA, USA
Talk Title: Microlensing Event Detection at the George Mason University Observatory

19th International Conference on Microlensing

Jan. 2015 Annapolis, Maryland
Talk Title: Microlensing Event Detection at the George Mason University Observatory

2014

GMU Observatory, Public Observing Session Research Talk

Fall 2014
Talk Title: Detecting Exoplanets Through Microlensing using the Wide-Field Infrared Survey Telescope (WFIRST)

NASA Goddard Space Flight Center Intern Poster Session

Aug. 2014
Poster: Detection of Exoplanets using Microlensing for the Wide-Field Infrared Survey Telescope (WFIRST)


My Research Group

Click here to learn more about my research group and my collaborators. Please feel free to reach out should you like to collaborate!

Ryan W. Pfeifle

Curriculum Vitae

Click here to view a copy of my latest curriculum vitae, which includes my publication list, conference talks, awards, service, and outreach activities.

About George Mason

Click here to learn more about George Mason University's Department of Physics and Astronomy.