Past Years' UnKnots

UnKnot IV,  July 19-21, 2019 at the University of Washington Bothell:
https://sites.google.com/view/unknot-iv/home

UnKnot III, July31-August 3, 2016 at Denison University in Granville, Ohio, a satellite conference to MathFest 2016 in nearby Columbus:

https://personal.denison.edu/~ludwigl/UnKnot/

UnKnot II,  July 14-18, 2012 at Denison University in Granville, Ohio

UnKnot I, July 15-17, 2009 at Denison University in Granville, Ohio:

https://math.williams.edu/the-unknot-conference/