January 27 doc	pdf
February 3 doc	pdf
February 10 doc	pdf
February 17/24 doc	pdf
February 25 doc	pdf
March 3 doc	pdf
March 10 doc	pdf
March 17
April 7
April 14 doc	Diagram
April 21 doc	pdf
May 5 doc	pdf
May 12 ppt	pdf