Dedicated to Herbert Seifert on his 100 birthday

December 7-9, 2007
The 25th Conference on Knot Theory and its Ramifications
George Washington University, Washington, DC

The conference will start at 1.30 PM on Friday, December 7th at the MPA building Room 310.

Plenary speakers include: Qi Chen, Mikhail Khovanov, Mark Kidwell, Slava Krushkal, Dragomir Saric,

Adam Sikora, Dan Silver, Susan Williams and Irmgard Buehler (distinguished student talk).

Talk on Saturday will take plase at the Duques Building, Room 254. The first talk by Mark Kidwell will be devoted to Seifert's work.

10:30 - 11:10 Mark Kidwell (USNA, Annapolis)
The historical significance of Herbert Seifert's paper 'Ueber das Geschlecht von Knoten' .

Slava Krushkal (U Virginia) will open Saturday's afternoon session with the talk 'Chromatic algebra and applications'.

'The Teichmüller distance between finite index subgroups of PSL2(Z)' by Dragomir Saric (CUNY, Queens College) will be the first talk on Sunday at 10.30 at Rome Hall Room 459.


If you wish to give a talk please submit your abstract at:

Abstracts can be viewed at:


On Monday December 10 after 11AM, Valentina Harizanov, Jozef H. Przytycki and Adam S. Sikora organize an informal workshop

Topology of group orderings.



DIRECTIONS to George Washington University

TRANSPORTATION in and around Washington FAQ


Conference Organizers:
Jozef H. Przytycki (GWU),
Yongwu Rong (GWU),
Alexander Shumakovitch (GWU),
Dan Silver (U. South Alabama),
Hao Wu (GWU),


Contact address:


P.S. Take a look at: