Contributor

Ann Bradley

was an assistant managing editor for Education Week.

April 9, 2010 – Teacher  Bill Gates describes his foundation’s recent $335 million investment in developing evaluation systems to improve teacher effectiveness as a “high risk” initiative that could fail.

February 9, 2010 – Education Week  

January 29, 2010 – Education Week  In his 2010 annual letter, Bill Gates describes his foundation’s recent $335 million investment in developing evaluation systems to improve teacher effectiveness, saying there is a “high risk” the work could fail.

February 2, 2010 – Education Week

December 8, 2009 – Education Week

July 13, 2009 – Education Week

May 12, 2009 – Education Week

April 28, 2009 – Education Week

April 21, 2009 – Education Week

April 21, 2009 – Education Week

April 7, 2009 – Education Week

April 2, 2009 – Education Week

March 31, 2009 – Education Week

February 10, 2009 – Education Week

December 9, 2008 – Education Week

November 4, 2008 – Education Week

October 28, 2008 – Education Week

October 9, 2008 | Updated: February 2, 2016 – Education Week

October 7, 2008 – Education Week

September 22, 2008 – Education Week

September 22, 2008 – Education Week

September 16, 2008 – Education Week

August 24, 2008 – Education Week

August 25, 2008 – Education Week

June 4, 2008 – Education Week

May 6, 2008 – Education Week

April 15, 2008 – Education Week

April 8, 2008 – Education Week

March 25, 2008 – Education Week

March 25, 2008 – Education Week

March 11, 2008 – Education Week

March 11, 2008 – Education Week

March 4, 2008 – Education Week

February 26, 2008 – Education Week

February 19, 2008 – Education Week

February 14, 2008 – Education Week (Web)

February 12, 2008 – Education Week

January 22, 2008 – Education Week

January 8, 2008 – Education Week

January 8, 2008 – Education Week

December 18, 2007 – Education Week

December 11, 2007 – Education Week

November 27, 2007 – Education Week

November 13, 2007 – Education Week

September 17, 2007 – Education Week

September 10, 2007 – Education Week

August 28, 2007 – Education Week

August 28, 2007 – Education Week

August 28, 2007 – Education Week

May 22, 2007 – Education Week

May 8, 2007 – Education Week

April 23, 2007 – Education Week

April 23, 2007 – Education Week

April 17, 2007 – Education Week

April 10, 2007 – Education Week

April 10, 2007 – Education Week

March 20, 2007 – Education Week

March 6, 2007 – Education Week

February 27, 2007 – Education Week

February 20, 2007 – Education Week

February 12, 2007 – Education Week

February 12, 2007 – Education Week

February 6, 2007 – Education Week

February 6, 2007 – Education Week

December 12, 2006 – Education Week

December 12, 2006 – Education Week

December 12, 2006 – Education Week

November 28, 2006 – Education Week

October 31, 2006 – Education Week

October 31, 2006 – Education Week

October 31, 2006 – Education Week

October 31, 2006 – Education Week

October 24, 2006 – Education Week

October 17, 2006 – Education Week

October 2, 2006 – Education Week

October 2, 2006 – Education Week

September 12, 2006 – Education Week

August 29, 2006 – Education Week

July 11, 2006 – Education Week

May 16, 2006 – Education Week

May 16, 2006 – Education Week

May 16, 2006 – Education Week

May 12, 2006 – Education Week (Web)

May 9, 2006 – Education Week

May 9, 2006 – Education Week

May 9, 2006 – Education Week

April 11, 2006 – Education Week

April 11, 2006 – Education Week

April 6, 2006 – Education Week (Web)

April 4, 2006 – Education Week

March 21, 2006 – Education Week

March 6, 2006 – Education Week

March 6, 2006 – Education Week

March 6, 2006 – Education Week

February 28, 2006 – Education Week

February 28, 2006 – Education Week

February 28, 2006 – Education Week

February 28, 2006 – Education Week (Web)

February 14, 2006 – Education Week

February 14, 2006 – Education Week

January 24, 2006 – Education Week

January 24, 2006 – Education Week

January 24, 2006 – Education Week

January 17, 2006 – Education Week

January 10, 2006 – Education Week

December 30, 2005 – Education Week

December 6, 2005 – Education Week

November 15, 2005 – Education Week

November 9, 2005 – Education Week

November 8, 2005 – Education Week

November 1, 2005 – Education Week

November 1, 2005 – Education Week

October 25, 2005 – Education Week

October 18, 2005 – Education Week

October 18, 2005 – Education Week

October 18, 2005 – Education Week

October 18, 2005 – Education Week

October 11, 2005 – Education Week

October 11, 2005 – Education Week

October 11, 2005 – Education Week

October 11, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

October 4, 2005 – Education Week

September 29, 2005 – Education Week (Web)

September 27, 2005 – Education Week

September 27, 2005 – Education Week

September 20, 2005 – Education Week

September 20, 2005 – Education Week

September 20, 2005 – Education Week

September 20, 2005 – Education Week

September 20, 2005 – Education Week

September 13, 2005 – Education Week

September 13, 2005 – Education Week

September 13, 2005 – Education Week

September 13, 2005 – Education Week

September 7, 2005 – Education Week

September 7, 2005 – Education Week

September 7, 2005 – Education Week

September 7, 2005 – Education Week

August 30, 2005 – Education Week

July 26, 2005 – Education Week

July 26, 2005 – Education Week

July 25, 2005 – Education Week (Web)

July 12, 2005 – Education Week

June 21, 2005 – Education Week

June 21, 2005 – Education Week

June 14, 2005 – Education Week

June 14, 2005 – Education Week

June 7, 2005 – Education Week

June 7, 2005 – Education Week

June 7, 2005 – Education Week

May 24, 2005 – Education Week

May 24, 2005 – Education Week

May 24, 2005 – Education Week

May 17, 2005 – Education Week

May 17, 2005 – Education Week

May 17, 2005 – Education Week

May 17, 2005 – Education Week

May 17, 2005 – Education Week

May 17, 2005 – Education Week

May 10, 2005 – Education Week

May 10, 2005 – Education Week

May 3, 2005 – Education Week

May 3, 2005 – Education Week

April 26, 2005 – Education Week

April 26, 2005 – Education Week

April 26, 2005 – Education Week

April 19, 2005 – Education Week

April 19, 2005 – Education Week

April 19, 2005 – Education Week

April 12, 2005 – Education Week

April 12, 2005 – Education Week

April 5, 2005 – Education Week

March 22, 2005 – Education Week

March 22, 2005 – Education Week

March 22, 2005 – Education Week

March 15, 2005 – Education Week

March 15, 2005 – Education Week

March 15, 2005 – Education Week

March 8, 2005 – Education Week

March 8, 2005 – Education Week

March 1, 2005 – Education Week

February 23, 2005 – Education Week

February 23, 2005 – Education Week

February 23, 2005 – Education Week

February 15, 2005 – Education Week

February 15, 2005 – Education Week

February 15, 2005 – Education Week

February 15, 2005 – Education Week

February 15, 2005 – Education Week

February 8, 2005 – Education Week

February 8, 2005 – Education Week

February 8, 2005 – Education Week

February 1, 2005 – Education Week

February 1, 2005 – Education Week

February 1, 2005 – Education Week

February 1, 2005 – Education Week

January 25, 2005 – Education Week

January 25, 2005 – Education Week

January 25, 2005 – Education Week

January 25, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 19, 2005 – Education Week

January 11, 2005 – Education Week

January 11, 2005 – Education Week

January 11, 2005 – Education Week

January 4, 2005 – Education Week

December 7, 2004 – Education Week

November 30, 2004 – Education Week

November 30, 2004 – Education Week

November 30, 2004 – Education Week

November 30, 2004 – Education Week

November 30, 2004 – Education Week

November 23, 2004 – Education Week

November 23, 2004 – Education Week

November 23, 2004 – Education Week

November 23, 2004 – Education Week

November 16, 2004 – Education Week

November 16, 2004 – Education Week

November 9, 2004 – Education Week

November 2, 2004 – Education Week

November 2, 2004 – Education Week

October 26, 2004 – Education Week

October 19, 2004 – Education Week

October 19, 2004 – Education Week

October 12, 2004 – Education Week

October 12, 2004 – Education Week

October 12, 2004 – Education Week

October 8, 2004 – Education Week

October 8, 2004 – Education Week

October 8, 2004 – Education Week

October 8, 2004 – Education Week

October 1, 2004 – Education Week

October 1, 2004 – Education Week

October 1, 2004 – Education Week

October 1, 2004 – Education Week

September 22, 2004 – Education Week

September 22, 2004 – Education Week

September 22, 2004 – Education Week

September 22, 2004 – Education Week

September 27, 2004 – Education Week

September 21, 2004 – Education Week

September 22, 2004 – Education Week

September 22, 2004 – Education Week

September 27, 2004 – Education Week

September 22, 2004 – Education Week

September 20, 2004 – Education Week

January 21, 2004 – Education Week

October 4, 2000 – Education Week

October 4, 2000 – Education Week

October 4, 2000 – Education Week

October 4, 2000 – Education Week

September 15, 1999 – Education Week

September 15, 1999 – Education Week

September 15, 1999 – Education Week

April 28, 1999 – Education Week

April 21, 1999 – Education Week

April 7, 1999 – Education Week

March 10, 1999 – Education Week

March 10, 1999 – Education Week

June 3, 1998 – Education Week

March 5, 1997 – Education Week

February 19, 1997 – Education Week

November 20, 1996 – Education Week

November 6, 1996 – Education Week

April 17, 1996 – Education Week

April 17, 1996 – Education Week

March 24, 1993 – Education Week

February 24, 1993 – Education Week

February 10, 1993 – Education Week

April 29, 1992 – Education Week

April 29, 1992 – Education Week

April 29, 1992 – Education Week

April 29, 1992 – Education Week

December 12, 1990 – Education Week

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