Ken O'Connor (also known as "The Grade Doctor" has been an independent consultant from 1996 to the present. He has been a staff development presenter and facilitator on assessment, grading and reporting in 45 states and 9 Canadian provinces and 21 countries outside North America. He has presented at many conferences in Canada and the U.S.A., including the Pearson ATI Summer Institute, (1996 and 1997 to 2014), Pearson ATI Grading Conferences (2006 to 2014), NSDC Annual Conference (2002), ASCD Annual Conferences (1996, 1997, 1998, 2000, 2002, 2003 and 2005.), NASSP Annual Conference (2001), and ASCD Teaching and Learning Conferences in Nashville, in October, 1998, in Tampa, in October, 2000, and in New Orleans in October, 2002. He also was a keynote presenter at the EARCOS Teachers Conference in Bangkok in March 2003, and an institute presenter at AISA conferences in October 2005, and October 2007 in five countries in Africa. He has presented at NESA Conferences in Bahrain, Bangkok, Kathmandu, Athens, Muscat and Istanbul, and at ECIS in Amsterdam. He has also presented at a number of Solution Tree conferences including the Assessment Summits in Atlanta in October 2007, and 2008, in Schaumburg, IL in April 2012, and in Saskatoon, SK and Victoria, BC in the fall of 2014 . He was a member of the ASCD Faculty and the ASCD Understanding by Design cadre.