From Specific Value to Variable: Developing Students' Abilities to Represent Unknowns Marum, Timothy., Isler, Isil., Stephens, Ana., Gardiner, Angela., Blanton, Maria. and Knuth, Eric.  
Integers: History, textbook approaches, and children's productive mathematical intuitions Whitacre, Ian., Bishop, Jessica., Lamb, Lisa., Philipp, Randolph., Schappelle, Bonnie. and Lewis, Mindy.  
Knowledge Foundations for Teaching Algebra for Equity Kulm, Gerald., Brown, Irving., Lewis, Chancer., Davis, Trina., An, Song. and Anderson, LaToya.  
Research in Mathematics Educational Technology: Current Trends and Future Demands Driskell, Shannon., Ronau, Robert., Rakes, Christopher., Bush, Sarah., Niess, Margaret. and Pugalee, David.  
State Conference Presenters' Conceptions of Reform Mathematics Gardner, Kimberly., Edenfield, Kelly., Sanchez, Wendy., Lischka, Alyson., Rimpola, Raquel. and Gammill, Rebecca.  
Understanding students' similarity and typicality judgments in and out of mathematics Williams, Caroline., Akinsiku, Olubukola., Walkington, Candace., Cooper, Jennifer., Ellis, Amy., Kalish, Charles. and Knuth, Eric.  

