Author: Erik S. Tillema
Bio Note: Erik Tillema is a newly-tenured faculty member at Indiana University Purdue University Indianapolis. Recently, he has been the PI on two grants aimed at investigating how middle-grade students establish power meanings of multiplication. He has published much of his work in this area. Prior to being a faculty member, he taught middle and high school for 4 years.
Affiliation: Indiana University Purdue University Indianapolis, USA
Publications in Constructivist Foundations
Reader Impact Factor: 2.66 The RIF of an author expresses how many times more often the texts of this author have been downloaded than the average text, i.e., RIF = dn/D, with d = number of downloads of all texts of this author, D = number of all downloads of all texts, n = number of all texts published.
Tillema E. S. (2016) Investigating teaching from a constructivist stance: A model of communication. Constructivist Foundations 12(1): 70–72. http://constructivist.info/12/1/070
Tillema E. S. (2014) Reflecting on a radical constructivist approach to problem solving. Constructivist Foundations 9(3): 383–385. http://constructivist.info/9/3/383
Tillema E. S., Hackenberg A. J., Ulrich C. & Norton A. (2014) Authors’ response: Interaction: A core hypothesis of radical constructivist epistemology. Constructivist Foundations 9(3): 354–359. http://constructivist.info/9/3/354
Ulrich C., Tillema E. S., Hackenberg A. J. & Norton A. (2014) Constructivist model building: Empirical examples from mathematics education. Constructivist Foundations 9(3): 328–339. http://constructivist.info/9/3/328