Assistant Professor
Department of Mathematics
Reed College
Office: L305
Email: aosorno at reed dot edu
I do research in algebraic topology. I am particularly interested in higher category theory and its connections with higher K-theory. In 2010, I got my PhD at MIT with Mark Behrens. From 2010 to 2013, I was a postdoc at the University of Chicago working with Peter May.

K-theory for 2-categories (joint with Nick Gurski and Niles Johnson). PDF

Constructing equivariant spectra via categorical Mackey functors (Joint with Anna Marie Bohmann). Algebraic and Geometric Topology 15(1):537-563, 2015.PDF

A model structure on GCat (Joint with Anna Marie Bohmann, Kristen Mazur, Viktoriya Ozornova, Kate Ponto and Carolyn Yarnall). To appear in WIT Proceedings. PDF

Infinite loop spaces, and coherence for symmetric monoidal bicategories (Joint with Nick Gurski). Advances in Mathematics, 246:1-32, 2013. PDF

Modeling stableone-types (Joint with Niles Johnson). Theory and Applications of Categories, 26:520-537, 2012.PDF

Spectra associated to symmetric monoidal bicategories. Algebraic and Geometric Topology, 12(1):307-342, 2012.PDF

Explicit formulas for 2-characters. Topology and its Applications, 157(2):369-377, 2010.PDF

Other publications

Espacios de lazos infinitos (Survey paper about infinite loop spaces - in Spanish). Boletín de Matemáticas, 18(2):163-182, 2011.PDF