• American Educational Research Association, 2014 – present, member

• Association for the Advancement of Computing in Education, 2004 – present, member

• Association of Mathematics Teacher Educators, 1999 – present, attend and present at annual conferences, Past Chair of the Conference Program Committee (February 2014 – present), Chair of the Conference Program Committee (February 2013 – February 2014), Assistant Chair of the Conference Program Committee (February 2012 – February 2013), member of the 2012 Conference Program Committee (March 2011 – January 2012), member of the 2007 Conference Program Committee (March 2006 – January 2007), member of the Technology Committee (Jan. 2004 - 2006)

• National Council of Teachers of Mathematics, 1998 - present, attend and present at annual conferences,

co-editor of the Technology Tips column in Mathematics Teacher (Jan. 2005 – Jan. 2007, July 2007-present)

• Ohio Council of Teachers of Mathematics, 2002 – present, attend and present at annual conferences, and attend annual meetings

• Ohio Mathematics Education Leadership Council, 2002 – present, attend annual meetings

• Phi Delta Kappa (Honor Society), 1989, member

• Phi Eta Sigma (Freshman Honor Society), 1988, member

• School Science and Mathematics Association, 2007 – present, attend and present at the annual conference

• Society for Information Technology and Teacher Education, 2007 - present