See below for upcoming seminars or access the seminar archive.

#### Organizers

Bill Bogley, Christine Escher and Ren Guo

#### Contact

#### Meeting time

M 1200-1250

See below for upcoming seminars or access the seminar archive.

Bill Bogley, Christine Escher and Ren Guo

M 1200-1250

Kidder Hall 237

**Speaker:** Samuel Shepherd

I will introduce the notion of halfspaces in group splittings and discuss the problem of when these halfspaces are one-ended. I will also discuss connections to JSJ splittings of groups, and to determining whether groups are simply connected at infinity. This is joint work with Michael Mihalik. Read more.