Talks I’ve given
(Since abandoning transparencies. Latest version of talks posted only.)
Theory seminars:
Fractional instantons and nonperturbative gauge theory
given at Bankgok, 2025
Invertible and noninvertible generalized anomalies for pedestrians: a view from the torus
given at Irvine, 2023, Bankgok, Fermilab 2024
Anomalies, tori, and new twists in the gaugino condensate
given at Bankgok, Minneapolis (video, at 2:32:00), Durham, Jena, 2023, Madrid, Cairns 2024
From the femtouniverse to the real world, via anomalies and twists
given at Pisa, San Francisco, Varna, 2023
Charting a path between semiclassical islands
given at Minneapolis (video), 2023
On the mixed 0-form/1-form anomaly: pouring the new wine into old bottles
given at Simons Center (video), Minneapolis, 2022
Confining strings "from flesh and blood"
given at Santa Barbara (video), 2022
The mixed 0-form/1-form anomaly in Hilbert space: pouring the new wine into old bottles
given at Simons Center (video), Serpukhov, Syracuse, 2021
Confinement on R^3xS^1 and double-string collapse
given at Minneapolis (video), 2021
New ‘t Hooft anomalies and the phases of gauge theories
given at “Newton1665” (online seminar, Florence), 2020; CAP Congress, 2021
Domain walls, anomalies, and deconfinement
given at Harvard (CMSA online seminar), 2020
Domain walls and deconfinement: a semiclassical picture of discrete anomaly inflow
given at Miami, 2019
Hot and cold domain walls and anomaly matching
given at Aspen, Trieste, Raleigh, 2019
Higher symmetry ‘t Hooft anomalies, phase structure, and domain walls
given at Minneapolis, Syracuse, Varna, Pisa, 2019
given at Princeton, Miami, 2018
Discrete anomaly matching and high-T “center vortices” in QCD(adj)
given at Maynooth, 2018
Discrete symmetries, ‘t Hooft anomalies and “adiabatic continuity”
given at Santa Fe, 2018
Confining strings, walls, and anomalies in (not only) circle-compactified gauge theories
given at Irvine, San Diego, 2018
Confinement and strings in circle-compactified gauge theories: “same and different”
given at New York, 2017
Emergent dimensions and branes from large-N confinement
given at Seattle, 2016; Varna, 2017
When instantons do “nothing”: the curious case of extended supersymmetry
given at Tokyo, 2016
The curious case of multi-instantons and the necessity of Lefshetz thimbles
given at St Petersburg, Melbourne, 2016
New aspects of abelian confinement
given at Minneapolis, 2016
Confining strings on R^3 x S^1
given at Minneapolis, Madrid, Yale, 2015
Resurgence in QFT?
given at Perimeter, 2014; KITP, 2015
Supersymmetry and neutral bions: hints about deconfinement?
given at Yaroslavl, 2012; Minneapolis, Paris, Heidelberg, Trieste 2013;
Syracuse, Seoul, Sofia, St Petersburg 2014
Electric-magnetic Coulomb gases, affine XY-spin models, and deconfinement
given at Purdue, Miami, SFSU, Seoul, Puri (India), 2011/2012
Holography, large-N volume independence, and continuity
given at College Park, 2010, INR Moscow, Pohang, 2012
Magnetic bions, multiple adjoints, and Seiberg-Witten theory
given at Minneapolis, Paris, Spring/Summer 2011
Lattice chirality: a mission (im)possible?
given at UCSD, Spring 2009, Maryland, Fall 2010
Monopoles, bions, and other oddballs in confinement or conformality
given in Toronto, Harvard, Argonne, Fermilab, Irvine, Odense, Santa Fe,
Brookhaven, Miami, 2010, Perimeter, Michigan, Davis, SLAC, Moorea, 2011
Confinement or conformality: (IR)relevance of topological excitations?
given in Boston Univ., Aspen (by M. Unsal), 2009/10
Circle compactifications: index, Chern-Simons terms, and chiral dynamics
given at INT Seattle, Durham (UK), Paris, 2009
Lattice chirality and the Eichten-Preskill dream
given at Sergiev Posad, Syracuse, Cornell, SLAC, Berkeley, Fall 2008
Flavor in supersymmetry with an enhanced R-symmetry
given in Minneapolis, Barcelona, Summer 2008
Latttice chirality and the decoupling of mirror fermions
given at CERN, Toronto, Minneapolis, Yale, Columbia, St Louis, Los Alamos,
Irvine, New York Univ., Boston Univ., Summer 2007/Spring 2008
Old and new in the lattice definition of chiral gauge theories
given at UC Davis, SLAC, Harvard, Fermilab, Toronto, Fall 2006
Chiral lattice gauge theories from warped domain walls
given at Santa Fe, Sofia, Minneapolis, Summer 2006
Recent developments in lattice supersymmetry
given at Rutgers, Princeton, Delaware, Trieste, Technion, Varna, 2005/2006
Lessons from supersymmetric quantum mechanics
given at MIT, Los Alamos, Arizona, 2004/05
Lattice supersymmetry, superfields, and renormalization
given at Minneapolis, Berkeley, UCLA, Boston U., Toronto, Santa Fe, 2004/5
Colloquia:
given at Perimeter, NCSU, Fall 2013, Sao Paulo 2014
Chirality, particle physics, and ``theory space”
given in Aspen, Spring 2010
Chirality, particle physics, and ``theory space”
given in Bern, Spring 2010
The wonders of supersymmetry: from quantum mechanics, topology, and noise, to (maybe) the LHC
given at Carleton University, 11/2005; Toronto,10/2007; Arizona, 1/2008;
York Univ., 3/2009; UCLA, 5/2009; Fermilab, 4/2010; SFSU, 4/2012
The Standard Model and physics below 10 TeV
given at ATLAS Canada Physics Workshop, Toronto, Spring 2007
given at Georgia Tech; York Univ., 2004/5
Lecture notes from theoretical physics schools:
“Center symmetry and anomaly matching”, 11th Odense (Denmark) Winter School, November 2018
Lecture notes
“Confinement, Yang-Mills, and Super-Yang-Mills”, lecture notes pdf notes;
W.E. Heraues Summer School “Saalburg”, 22nd edition, Wolfersdorf, Thuringia, Germany, September 2016