All talks held **4-5pm** in 383-N unless otherwise noted.

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** Thursday, August 14, 2014:** Claudia Scheimbauer (ETH Zurich), Factorization homology as a fully extended TFT

** Tuesday, September 23rd,
2014: ** Ben
Knudsen (Northwestern), Rational homology of
configuration spaces via factorization homology

** Tuesday, September 30th, 2014: ** Thomas
Church (Stanford), Tits
buildings, class groups, and the high-dimensional cohomology of
SL_{n} O_{K}

** Tuesday, October 7th, 2014: ** Aaron Mazel-Gee (Berkeley), Goerss-Hopkins obstruction theory for infinity categories

** Tuesday, October 14th, 2014: ** Giovanni Forni (U. Maryland), On the ergodicity of billiards in non-rational polygons

** Tuesday, October 21st,
2014: ** Kathryn
Mann
(Berkeley), Left-orderable
groups that don't act on the line.

** Tuesday, October 28th, 2014: ** John Wiltshire-Gordon (U. Michigan), Cohomology of configuration space via representation theory of finite sets

** Wednesday, October 29th, 2014, in 381-T: ** Eric Peterson (Berkeley), Some formal geometry around K-theory. ** Note the special day and location!**

** Tuesday, November 4th,
2014: ** Emanuele
Dotto (MIT), Trace
methods in Real algebraic K-theory

** Tuesday, November 11th,
2014: ** Nathan
Perlmutter (Oregon), Homological
stability for the diffeomorphism group of odd dimensional
manifolds

** Friday, November 14th,
2014, in 380-D at 11am: ** Christian Zickert
(Maryland), Coordinates
for representations of 3-manifold groups. **Note the special
time and location!**

** Tuesday, November 18th, 2014:** Dmitri Pavlov (Goettingen) Concordance theory for homotopy sheaves.

** Tuesday, December 2rd, 2014: ** Patricia Hersh (NC State), Representation stability and *S*_{n}-module structure in the partition lattice (Representation Stability seminar, 1pm) and Regular cell complexes in total positivity (Topology seminar, 4pm)

** Tuesday, January 6, 2015:**

** Tuesday, January 13, 2015:**

** Tuesday, January 20, 2015:**

** Tuesday, January 27, 2015:**

** Tuesday, February 3, 2015:**

** Tuesday, February 10, 2015:** Matthew Day (U. Arkansas)

** Tuesday, February 17, 2015:**

** Tuesday, February 24, 2015:**

** Tuesday, March 3, 2015:**

** Tuesday, March 10, 2015:**