American Mathematical Society. (2020 – Present).
Association for Symbolic Logic. (August 2003 – Present).
Doctoral Advisory Committee Chair, Mathematics. (January 2021 – Present).
Doctoral Advisory Committee Chair, Mathematics. (August 2018 – Present).
Master's Thesis Committee Member, Mathematics. (April 2022 – April 2022).
Master's Thesis Committee Member, Mathematics. (September 2021 – September 2021).
Dissertation Committee Chair,"Results on Non-Club Isomorphic Aronszajn Trees," Mathematics. (August 2020).
Doctoral Advisory Committee Chair,"Results on Non-Club Isomorphic Aronszajn Trees," Mathematics. (August 2014 – August 2020).
Directed Individual/Independent Study, Mathematics. (August 2019 – December 2019).
Dissertation Committee Member, Mathematics. (June 2019).
Directed Individual/Independent Study, Mathematics. (January 2019 – May 2019).
Directed Individual/Independent Study, Mathematics. (January 2019 – May 2019).
Other, Mathematics. (January 2019 – May 2019).
Dissertation Committee Member, Mathematics. (March 2019).
Directed Individual/Independent Study, Mathematics. (August 2018 – December 2018).
Other, Mathematics. (August 2018 – December 2018).
Directed Individual/Independent Study, Mathematics. (January 2018 – May 2018).
Directed Individual/Independent Study, Mathematics. (January 2018 – May 2018).
Other, Mathematics. (January 2018 – May 2018).
Dissertation Committee Member, Mathematics. (2017).
Master's Thesis Committee Chair, Mathematics. (2017).
Master's Thesis Committee Chair, Mathematics. (2013 – 2014).
Krueger, J. E. (Author & Presenter), Logic Seminar, October 2023 (My flight was cancelled so I arrived a day late, so this seminar talk was cancelled), Suslin’s hypothesis and Aronszajn trees, Department of Logic, Charles University, Prague, Czech Republic. (2023 – 2023).
Krueger, J. (Author & Presenter), XVII International Luminy Workshop in Set Theory, October 2023, Forcing Over a Free Suslin Tree, CIRM, Luminy, France. (2023 – 2023).
Krueger, J. (Author & Presenter), MAMLS conference, May 2023, Forcing Over a Free Suslin Tree, Rutgers University, United States of America. (2023 – 2023).
Krueger, J. (Author & Presenter), Young Set Theory Workshop, August 2022 (four one-hour talks), Tutorial on Suslin Trees and Related Topics, Novi Sad, Serbia, Serbia. (2022).
Krueger, J. (Author & Presenter), 55th Spring Topology and Dynamical Systems Conference, March 2022, Suslin Tree Preservation and Club Isomorphisms, Baylor University, United States of America. (2022).
Krueger, J. (Author & Presenter), Set Theory Meeting, Guessing models imply the singular cardinal hypothesis, CIRM, Luminy, France. (2019).
Krueger, J. (Author & Presenter), Logic Fest in the Windy City, Guessing models and the singular cardinal hypothesis, Chicago, IL, United States of America. (2019).
Krueger, J. (Author & Presenter), ASL Winter Meeting, A forcing axiom for a non-special Aronszajn tree, Association for Symbolic Logic, AMS-MAA Joint Mathematics Meetings, Baltimore, MD, United States of America. (2019).
Krueger, J. E. (Author & Presenter), Logic Seminar, A forcing axiom for a non-special Aronszajn tree, Rutgers University, New Brunswick, NJ, United States of America. (2018 – 2018).
Krueger, J. E. (Author & Presenter), Logic Seminar, A forcing axiom for a non-special Aronszajn tree, Cornell University, Ithica, NY, United States of America. (2018 – 2018).
Krueger, J. E. (Author & Presenter), First Mexico-USA Logic Fest, Club isomorphisms on higher Aronszajn trees, Mexico City, Mexico, Mexico. (2018 – 2018).
Krueger, J. E. (Author & Presenter), Set Theory Meeting, Club isomorphisms on higher Aronszajn trees, CIRM, France, France. (2017).
Krueger, J. E. (Author & Presenter), MAMLS Meeting, The approachability ideal without a maximal set, Richmond, Virginia, United States of America. (2017).
Krueger, J. E. (Author & Presenter), Set Theory Meeting, The approachability ideal without a maximal set, Mathematisches Forschungsinstitut, Oberwolfach, Germany, Germany. (2017).
Krueger, J. E. (Author & Presenter), Forcing and its Applications Retrospective Workshop, Mitchell's theorem revisited, Fields Institute, Toronto, Canada, Canada. (2015).
Krueger, J. E. (Author & Presenter), BLAST, Quotients of strongly proper forcings and guessing models, Las Cruces, New Mexico, United States of America. (2015).
Krueger, J. E. (Author & Presenter), Set Theory Meeting, Forcing square with finite conditions, Mathematisches Forschungsinstitut, Oberwolfach, Germany, Germany. (2014).
Krueger, J. E. (Discussant), AIM Workshop $\aleph_2$ to Infinity, May 2023, Daily group research discussions, American Institute of Mathematics, San Jose, United States of America. (2023 – 2023).
Faculty Research Award, Department of Mathematics, UNT. (April 2019 – 2019).
Faculty Research Award, Department of Mathematics. (April 2016 – 2016).
Chairperson, Postdoc Search Organizer. (October 2023 – Present).
Committee Chair, Logic Tenure-Track Search Committee. (September 2023 – Present).
Director, Graduate Advisor. (May 15, 2022 – Present).
Committee Chair, Graduate Affairs Committee. (May 2022 – Present).
Committee Chair, Complex Analysis Qualifying Exam Committee. (December 2022 – May 2023).
Member, Executive Committee. (May 2021 – May 2023).
Chairperson, Postdoc Search Organizer. (October 2022 – March 2023).
Member, Graduate Affairs Committee. (May 2021 – May 2022).
Committee Member, Complex Analysis Qualifying Exam Committee. (August 2009 – May 2022).
Committee Chair, URC Midterm 4th Year Review - Nam Trang. (September 2021 – October 2021).
Member, URC Promotion to Full Professor - Pieter Allaart. (September 2021 – October 2021).
Committee Chair, Complex Analysis Qualifying Exam Committee. (May 2020 – August 2021).
Committee Member, Undergraduate Affairs Committee. (May 2020 – August 2021).
Committee Member, Dynamical Systems Tenure-Track Hiring Committee. (November 2020 – March 2021).
Committee Member, Ad hoc grade appeals committee. (2019).
Committee Member, External Chair Search Committee. (2019).
Other, Proposal to eliminate the SPC. (2019).
Committee Member, Executive Committee. (May 2018 – December 2019).
Committee Member, Graduate Affairs Committee. (May 2017 – December 2019).
Committee Member, Strategic Planning Committee. (May 2017 – May 2019).
Committee Chair, Complex Analysis Qualifying Exam Committee. (May 2017 – May 2018).
Committee Chair, Outreach Committee. (May 2017 – May 2018).
Committee Member, Outreach Committee. (May 2015 – May 2018).
Committee Member, Logic Tenure-Track Hiring Committee. (November 2017 – February 2018).
Committee Member, Executive Committee. (May 2015 – May 2017).
Other, Faculty Senate Benefits Committee. (2010 – 2013).
Other, Strategic Planning Committee. (2010 – 2011).
Conference-Related, BLAST conference. (September 2023 – December 2023).
Reviewer, Journal Article, Several Mathematics Journals. (2021 – 2023).
Reviewer, Grant Proposal, Grant Proposal Review. (2020).
Reviewer, Grant Proposal, Grant Proposal Review. (2019).
External T&P Letter Writer, External Tenure Review. (July 2017).
Reviewer, Grant Proposal, Simons Foundation. (March 2017).