Philosophy

Please note that there may be a slight pause before the talk begins.

Please note that there may be a slight pause before the talk begins.

Please note there may be a slight pause before the talk begins.

This talk was given Feb. 19, 2017.  Please note that there might be a slight pause before the talk begins.

Talk given  Jan. 22, 2017.   Please note that there might be a slight pause before the talk begins.