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talks and presentations

  1. The geometry of the cyclotomic trace, AMS western sectional meeting (special session in homotopy theory), UC Riverside, 11/5/2017
  2. K-theory and traces, Claremont topology seminar, Pomona College, 10/24/2017
  3. The geometry of the cyclotomic trace, geometry & topology seminar, USC, 9/11/2017
  4. The geometry of the cyclotomic trace, derived algebraic geometry seminar, Université Toulouse III, 6/16/2017
  5. The geometry of the cyclotomic trace, topology seminar, UC Berkeley, 5/4/2017
  6. K-theory and traces, mathematics seminar, Montana State University, 3/6/2017
  7. The geometry of the cyclotomic trace, topology seminar, Indiana University, 2/23/2017
  8. The geometry of the cyclotomic trace, topology seminar, Notre Dame, 2/21/2017
  9. The geometry of the cyclotomic trace, topology seminar, Northwestern, 2/20/2017
  10. The 2016 Nobel prize in physics: topological phases of matter, Prison Universities Project, San Quentin State Prison, 11/23/2016
  11. Goerss--Hopkins obstruction theory for ∞-categories: a guided tour, "Operations in highly structured homology theories" workshop, Banff International Research Station, 5/25/2016
  12. Resolution revolution: model categories, ∞-categories, and beyond, thesis celebration, UC Berkeley, 5/19/2016
  13. Resolution revolution: model categories, ∞-categories, and beyond, topology seminar, University of Oregon, 5/17/2016
  14. Towards motivic modular forms, Berkeley-Tokyo winter school, Berkeley, 2/16/2016
  15. Homological integration theory, Feynman diagrams, and the divergence complex, part 2, Factorization algebras student seminar, Berkeley, 2/11/2016
  16. Homological integration theory, Feynman diagrams, and the divergence complex, part 1, Factorization algebras student seminar, Berkeley, 2/4/2016
  17. An introduction to elliptic cohomology, DynaChat seminar, Montana State University, 11/16/2015
  18. Algebra 1, revisited, or: An introduction to algebraic geometry, Math Things (Formerly Math Grad Seminar (Formerly These Two Hands (Formerly Mountains of Math (Formerly DynaLite)))) seminar, Montana State University, 10/26/2015
  19. The zen of ∞-categories, DynaChat seminar, Montana State University, 10/19/2015
  20. Poincaré--Koszul duality, topology progress seminar, Stanford, 12/10/2014
  21. Goerss--Hopkins obstruction theory for ∞-categories (or: An ∞-categorical approach to model categories), topology seminar, Ohio State, 12/4/2014
  22. A model-categorical approach to ∞-categories, pre-seminar talk, Ohio State, 12/3/2014
  23. Goerss--Hopkins obstruction theory for ∞-categories via model ∞-categories, topology seminar, University of Illinois at Urbana-Champaign, 11/20/2014
  24. Goerss--Hopkins obstruction theory for ∞-categories via model ∞-categories, topology seminar, University of Chicago, 11/18/2014
  25. Model-categorical aspects of ∞-categories, topology preseminar, University of Chicago, 11/18/2014
  26. Goerss--Hopkins obstruction theory for ∞-categories, topology seminar, Stanford University, 10/7/2014
  27. Goerss--Hopkins obstruction theory for ∞-categories, topology seminar, Johns Hopkins University, 9/29/2014
  28. Goerss--Hopkins obstruction theory for ∞-categories, topology seminar, Purdue University, 9/24/2014
  29. Some pleasant properties of the ∞-category of simplicial spaces, Modular Invariants in Topology and Analysis (gong show), Uni Regensburg, 9/9/2014
  30. Goerss--Hopkins obstruction theory for ∞-categories, Stable Homotopy Theory: Structured Ring Spectra and Their Invariants, University of Manchester, 9/4/2014
  31. Goerss--Hopkins obstruction theory for ∞-categories, Young Topologists Meeting, Københavns Universitet, 7/2/2014
  32. Algebraic cobordism, algebraic orientations, and motivic Landweber exactness, post-pre-Talbot seminar, MSRI, 4/21/2014
  33. An introduction to abstract homotopy theory, part 2, Derived (symplectic) geometry seminar, Berkeley, 3/11/2014
  34. An introduction to abstract homotopy theory, Derived (symplectic) geometry seminar, Berkeley, 2/25/2014
  35. DG Lie algebras, Lie algebra co/homology, and deformation theory -- the factorization envelope of a local Lie algebra and En enveloping algebras of Lie algebras, Factorization algebras in quantum field theory seminar, Berkeley, 2/12/2014
  36. Every love story is GHOsT story: Goerss--Hopkins obstruction theory for ∞-categories, xkcd group, Stanford, 12/10/2013
  37. From model categories to ∞-categories, pre-MSRI semester seminar, Berkeley, 12/3/2013
  38. Every love story is GHOsT story: Goerss--Hopkins obstruction theory for ∞-categories, Thursday seminar, Harvard, 11/21/2013
  39. Segal's "Classifying spaces and spectral sequences", summer graduate school in algebraic topology, MSRI, 6/24/2013
  40. A motivic Goerss--Hopkins obstruction theory: preliminary report, II, topology postdoc working group, MIT, 5/13/2013
  41. Gross--Hopkins duality and Pic (tangents on Pic-graded homotopy groups and The geometry of Gross--Hopkins duality), Talbot workshop, South Tahoe, CA, 4/25/2013
  42. The chromatic tower, Talbot workshop, South Tahoe, CA, 4/23/2013
  43. You could've invented tmf, Underrepresented Students in Topology and Algebra Research Symposium, Purdue, 4/19/2013
  44. The chromatic tower, Juvitop/pre-Talbot seminar, MIT, 4/17/2013
  45. A motivic Goerss--Hopkins obstruction theory: preliminary report, I, topology postdoc working group, MIT, 4/8/2013
  46. You could've invented tmf, geometry and topology seminar, Brown, 2/27/2013
  47. Model categories for algebraists, or: What's *really* going on with injective and projective resolutions, anyways?, toolbox seminar, Berkeley, 12/14/2012
  48. You could've invented tmf, xkcd group, Stanford, 12/13/2012
  49. tmf and transchromatic detection via p-adic modular forms, Graduiertenkolleg Kolloquium, Uni Regensburg, 11/29/2012
  50. Construction of TMF, Doctoral student seminar on TMF, Uni Bonn, 11/22/2012
  51. Dieudonné crystals, p-adic modular forms, and stable homotopy theory, poster at GAeL XX, Grenoble, France, 6/18/2012
  52. Homotopy (co)limits and n-excisive functors, Goodwillie calculus Arbeitsgemeinschaft, Uni Bonn, 4/19/2012
  53. Dieudonné modules and the classification of formal groups, xkcd group, Stanford, 12/6/2011
  54. Nilpotence in stable homotopy theory, xkcd group, Stanford, 11/10/2011
  55. From Morse theory to Bott periodicity, part 3, xkcd group, Stanford, 10/13/2011
  56. Introduction to supermanifolds, 80s math for 80s babies (Witten seminar), Berkeley, 9/27/2011
  57. Fibered categories, stacks seminar, Berkeley, 9/23/2011
  58. What is elliptic cohomology?, xkcd group, Berkeley, 9/15/2011
  59. Riemann--Roch for elliptic curves, Atiyah-Singer index theorem mini conference, Berkeley, 5/16/2011
  60. What To Do When You Have Hungry Hungry Hippos Over For Dinner, Many cheerful facts seminar, Berkeley, 4/15/2011
  61. From Morse theory to Bott periodicity, part 2, xkcd group, Stanford, 3/12/2011
  62. From Morse theory to Bott periodicity, part 1, xkcd group, Berkeley, 2/26/2011
  63. An introduction to spectra, GRASP seminar, Berkeley, 2/25/2011
  64. The blob complex, first definition, Blob complex seminar, Berkeley, 2/8/2011
  65. Higher cohomology operations, xkcd group, Berkeley, 11/16/2010
  66. A spectral sequence for the mapping space [K,X], xkcd group, Berkeley, 11/9/2010
  67. The Steenrod algebra and its applications, part 3, xkcd group, Berkeley, 10/12/2010
  68. The Steenrod algebra and its applications, part 2, xkcd group, Berkeley, 10/5/2010
  69. The Steenrod algebra and its applications, part 1 (and Vector fields on spheres, part 2), xkcd group, Berkeley, 9/28/2010
  70. Vector fields on spheres, part 1, xkcd group, Berkeley, 9/21/2010
  71. Tropical geometry I, Tropical geometry & mirror symmetry seminar, Berkeley, 9/2/2010
  72. Envy-free division algorithms: Why nobody should be jealous of anyone else, ever., 2009 senior lecture for a general audience, Brown
  73. A cubical antipodal theorem, lecture and poster at 2008 Joint Math Meetings, San Diego, CA
  74. Maximizing the convex hull of an n-gon in Rd, poster at 2007 Joint Math Meetings, New Orleans, LA