Introduction to infinity-categories, a student seminar, October 2016.

Stable infinity-categories, Northwestern pre-Talbot seminar, February 2016.

The Steenrod algebra, a student algebraic topology seminar, January 2016.

Stable homotopy theory and geometry, Northwestern graduate student seminar, October 2014.

K3 cohomology theories, K3 seminar, September 2014.

Talk for number theorists on TMF, Northwestern number theory day, September 2014.

The Kervaire invariant, more focused on geometric topology aspects (and the construction of the Kervaire manifold) than stable homotopy theory, Kan seminar, May 2014.

Representability of algebraic K-theory by a motivic spectrum, Talbot, March 2014.

p-divisible groups, topological automorphic forms seminar, October 2013.

Kuhn's proof of the splitting of Goodwillie towers after finite *K(n)*-localization, summer Goodwillie calculus seminar, August 2013.

The construction of the A-hat genus, viewed as a height-1 analogue of the Ando-Hopkins-Rezk string orientation of tmf, reading course on Thom spectra, May 2013.

Introduction to spectra and Bousfield localization, Northwestern pre-Talbot seminar, January 2013.