4/2013 | UC Davis (Keynote Address) |
| Mathematics and Science Teaching Program, |
| “Knots, Links and Surfaces” |
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5/2013 | Portland State University (Invited Address) |
| Cascade Topology Seminar |
| “Generalized width for knots in the 3-sphere” |
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1/2014 | American Mathematical Society (Moderator) |
| Committee on the Profession Panel Discussion |
| “Online Courses, Benefits and Pitfalls” |
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3/2014 | Banff International Research Center (co-Moderator) |
| Problem Session in 3- and 4-dimensional topology |
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8/2014 | University of Iowa (Invited Address) |
| Thin Manifolds Conference |
| “Finding geodesics on a triangulated 2-sphere” |
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10/2014 | Technion, Haifa, Israel |
| Topology Seminar |
| “Finding geodesics on a triangulated 2-sphere” |
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11/2014 | Hebrew University, Jerusalem, Israel |
| Topology Seminar |
| “Thin position and triangulations of the 2-sphere” |
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1/2015 | UC Davis |
| Mathematics Club |
| “3-dimensional manifolds” |
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2/2015 | Columbia University |
| Topology Seminar |
| “Heegaard splittings and stabilizations” |
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8/2015 | Trinity College, Dublin (Invited Address) |
| William Rowan Hamilton Geometry and Topology Conference |
| “Incompressible surfaces and distance 2 manifolds” |
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10/2015 | Rutgers University Colloquium |
| “Knots and thin position” |
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11/2015 | Institute for Advanced Study |
| Members’ Seminar |
| “Optimal knots” |
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11/2015 | Temple University Colloquium |
| “In search of optimal knots” |
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11/2015 | Bryn Mawr College |
| PATCH seminar |
| “Surgery on fibered knots” |
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12/2016 | Institute for Advanced Study |
| Friends of the Institute for Advanced Study |
| “Exploring three dimensions” |
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1/2016 | Institute for Advanced Study |
| Math Conversations |
| “Heegaard splittings and the stabilization problem for 3-manifolds” |
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1/2016 | University of Nebraska, Plenary speaker |
| Nebraska Conference for Undergraduate Women in Mathematics |
| “Understanding 3-dimensional spaces” |
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2/2016 | Institute for Advanced Study |
| After-Hours Conversations |
| “Math in the social sciences: A story” |
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3/2016 | University of Iowa, Plenary Speaker |
| Advances in quantum and low-dimensional topology conference |
| “Surgery on complicated fibered knots” |
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4/2016 | CUNY Graduate Center |
| Topology Seminar |
| “Incompressible surfaces and Heegaard splittings of 3-manifolds” |
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2/2017 | Yuba College |
| Sacramento Valley Community College Mathematics Conference |
| “Problems in combinatorics and knot theory” |
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3/2017 | American Institute of Mathematics |
| Workshop: Trisections and low-dimensional topology |
| “An invariant of 4-manifolds” |
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4/2017 | University of Buffalo |
| AWM Lecture series |
| “An invariant of trisected 4-manifolds” |
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4/2018 | AMS Boston meeting |
| Special Session |
| “Link surgery and trisections” |
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4/2018 | Oklahoma State University |
| Redbud Topology Seminar |
| “Link surgery and trisections” |
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5/2018 | UC Santa Barbara, Hypatia Seminar |
| “Graphs and surfaces” |
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5/2018 | UC Santa Barbara, Hypatia Seminar |
| “Trisections and surgery on links” |
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5/2018 | Okinawa Institute of Technology |
| Workshop: Geometry and topology of 3-manifolds |
| “Trisections and link surgeries” |
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1/2019 | MATRIX Institute, Creswick, Australia |
| “Trisections and surgery questions on links in 3-manifolds” |
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3/2022 | University of Oxford |
| Topology Seminar |
| “Trisected 4-manifolds and link surgery” |
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5/2022 | ISTA, Austria, Topology Seminar |
| “Constructing trisections of 4-manifolds” |
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6/2022 | Le Croisic, France |
| Surfaces in 4-manifolds conference |
| “Kirby diagrams and trisections” |