Today Robert is speaking in seminar his title and abstract are below: Title: Decompositions of 3-manifolds Time: 3:30 PM Room: MSCS 509 Abstract: In this introductory, expository talk, we motivate and review classical theorems of 3-manifold topology dealing with the decomposition of compact 3-manifolds along ”interesting” embedded surfaces. ______________________ Neil R. Hoffman Assistant Professor Department of Mathematics 523 Math Science Building Oklahoma State University Stillwater, OK 74078-1058 405-744-7791 http://math.okstate.edu/people/nhoffman