Paola Sztajn Sztajn, P., Heck, D., & Malzahn, K. (2021). Activating math talk : 11 purposeful techniques for your elementary students. Thousand Oaks, California: Corwin. Carter, R. G., Mundorff, K., Risien, J., Bouwma-Gearhart, J., Bratsch-Prince, D., Brown, S. A., … Van Egeren, L. (2021, September 17). Innovation, entrepreneurship, promotion, and tenure. SCIENCE, Vol. 373, pp. 1312-+. https://doi.org/10.1126/science.abj2098 Sztajn, P., Dick, L., Alnizami, R., Heck, D., & Malzahn, K. (2020). CONTROLLED IMPLEMENTATIONS. INTERNATIONAL HANDBOOK OF MATHEMATICS TEACHER EDUCATION, VOL 2: TOOLS AND PROCESSES IN MATHEMATICS TEACHER EDUCATION, 2ND EDITION, pp. 285–309. https://doi.org/10.1163/9789004418967_011 Sztajn, P., Heck, D., Malzahn, K. A., & Dick, L. K. (2020). Decomposing practice in teacher professional development: Examining sequences of learning activities. TEACHING AND TEACHER EDUCATION, 91. https://doi.org/10.1016/j.tate.2020.103039 Alnizami, R., Thorp, A., & Sztajn, P. (2019). Change in discourse dimensions in elementary classrooms of professional development participants. In A. Redmond-Sanogo & J. Cribbs (Eds.), Proceedings of the 46th annual meeting of the Research Council on Mathematics Learning (pp. 165–172). Charlotte, NC. Wilson, P. H., & Sztajn, P. (2019). Design considerations for professional development involving learning trajectories. In P. Sztajn & P. H. Wilson (Eds.), Learning Trajectories for Teachers: Designing Professional Development for Mathematics Instruction (pp. 132–140). New York: Teachers’ College Press. Alnizami, R., Thorp, A., & Sztajn, P. (2019). Discourse in Classrooms of PD Participants. In M. Graven, H. Venkat, A. A. Essien, & P. Vale (Eds.), Proceedings of the 43rd Conference of the International Group for the Psychology of Mathematics Education (Vol. 2, pp. 9–16). Pretoria, South Africa: PME. Sztajn, P., & Wilson, P. H. (2019). Learning Trajectories for Teachers: Designing Professional Development for Math Instruction. New York: Teachers’ College Press. Sztajn, P., & Wilson, P. H. (2019). Learning trajectories and professional development. In P. Sztajn & P. H. Wilson (Eds.), Learning Trajectories for Teachers: Designing Professional Development for Mathematics Instruction (pp. 1–14). New York: Teachers’ College Press. Sztajn, P. (2019). Securing Funding: Getting Started. DESIGNING, CONDUCTING, AND PUBLISHING QUALITY RESEARCH IN MATHEMATICS EDUCATION, pp. 85–94. https://doi.org/10.1007/978-3-030-23505-5_6 Sztajn, P., Edgington, C., Wilson, P. H., Webb, J., & Myers, M. (2019). The learning trajectory based instruction project. In P. Sztajn & P. H. Wilson (Eds.), Learning Trajectories for Teachers: Designing Professional Development for Mathematics Instruction (pp. 15–47). New York: Teachers’ College Press. Sztajn, P., Tauber, M., & Vargas, A. P. M. (2018). Highlighting Theory to Connect Research and Practice. Journal for Research in Mathematics Education, 49(5), 614. https://doi.org/10.5951/jresematheduc.49.5.0614 Dick, L. K., Sztajn, P., White, T. F., & Heck, D. J. (2018). Investigating sociopedagogical norms: Teachers' discussions about own and others' instruction. TEACHING AND TEACHER EDUCATION, 71, 297–307. https://doi.org/10.1016/j.tate.2018.01.004 Wilson, P. H., Sztajn, P., Edgington, C., Webb, J., & Myers, M. (2017). Changes in Teachers' Discourse About Students in a Professional Development on Learning Trajectories. AMERICAN EDUCATIONAL RESEARCH JOURNAL, 54(3), 568–604. https://doi.org/10.3102/0002831217693801 Sztajn, P., Borko, H., & Smith, T. (2017). Research on mathematics professional development. In J. Cai (Ed.), Compendium for Research in Mathematics Education (pp. 793–823). Reston, VA: National Council of Teachers of Mathematics. Dick, L., White, T. F., Trocki, A., Sztajn, P., Heck, D., & Herrema, K. (2016). Supporting Sense Making with Mathematical Bet Lines. Teaching Children Mathematics, 22(9), 538. https://doi.org/10.5951/teacchilmath.22.9.0538 Edgington, C., Wilson, P. H., Sztajn, P., & Webb, J. (2016). Translating Learning Trajectories Into Useable Tools for Teachers. Mathematics Teacher Educator, 5(1), 65. https://doi.org/10.5951/mathteaceduc.5.1.0065 Myers, M., Sztajn, P., Wilson, P. H., & Edgington, C. (2015). From Implicit to Explicit: Articulating Equitable Learning Trajectories Based Instruction. Journal of Urban Mathematics Education, 8(2), 11–22. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=EJ1086179&site=ehost-live&scope=site Trocki, A., Taylor, C., Starling, T., Sztajn, P., & Heck, D. (2015). Launching a Discourse-Rich Mathematics Lesson. Teaching Children Mathematics, 21(5), 276. https://doi.org/10.5951/teacchilmath.21.5.0276 Edgington, C., Wilson, P. H., Webb, J., & Sztajn, P. (2015). Learning trajectories as boundary objects in professional development settings. In K. Deswick, T. Muir, & J. Fielding-Wells (Eds.), Proceedings of the 39th Conference of the International Group for the Psychology of Mathematics Education. Hoburt. Tasmania, Australia: PME. Edgington, C., Sztajn, P., Wilson, P. H., Myers, M., & Webb, J. (2015). Norms for discussing students’ mathematics in professional development. Journal of Mathematics Education Leadership, 16(1), 12–18. Wilson, P. H., Edgington, C., Webb, J., & Sztajn, P. (2015). Teachers' Positioning in Professional Development: The Case of Age and Grade. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED584337&site=ehost-live&scope=site Wilson, P. H., Sztajn, P., Edgington, C., & Myers, M. (2015). Teachers' Uses of a Learning Trajectory in Student-Centered Instructional Practices. JOURNAL OF TEACHER EDUCATION, 66(3), 227–244. https://doi.org/10.1177/0022487115574104 Sztajn, P., Wilson, P. H., Edgington, C., & Myers, M. (2014). Mathematics professional development as design for boundary encounters. ZDM - International Journal on Mathematics Education, 46(2), 201–212. https://doi.org/10.1007/s11858-013-0560-0 Wilson, P. H., Edgington, C., Sztajn, P., & DeCuir-Gunby, J. (2014, May). Teachers, Attributions, and Students’ Mathematical Work. Research Trends in Mathematics Teacher Education, pp. 115–132. https://doi.org/10.1007/978-3-319-02562-9_7 Wilson, P. H., Sztajn, P., Edgington, C., & Confrey, J. (2014). Teachers’ use of their mathematical knowledge for teaching in learning a mathematics learning trajectory. Journal of Mathematics Teacher Education, 17(2), 149–175. https://doi.org/10.1007/s10857-013-9256-1 Flores, C., Duarte, C., & Sztajn, P. (2013). Contemporary Mathematics Education: New Approaches, New Objects. Revista Alexandria: Journal of Science and Technology Education, 6(1). Retrieved from http://alexandria.ppgect.ufsc.br/en Wilson, P. H., Sztajn, P., & Edgington, C. (2013). Designing Professional Learning Tasks for Mathematics Learning Trajectories. PNA, 7(4), 135–143. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=EJ1057191&site=ehost-live&scope=site Wilson, P. H., Sztajn, P., Edgington, C., Myers, M., & DeCuir-Gunby, J. (2013). Learning trajectories and student-centered teaching practices. In A. M. Lindmeier & A. Heinze (Eds.), Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education (Vol. 4, pp. 409–416). Kiel, Germany: PME. Starling, T., Trocki, A., & Sztajn, P. (2013). Mathematics Professional Development: Examining Facilitation and Discourse. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED584604&site=ehost-live&scope=site Sztajn, P. (2013). Mathematics professional development researchers as stakeholders. Sisyphus Journal of Education, 1(3), 246–269. Sztajn, P., Marrongelle, K., & Smith, M. (2013). Providing professional development at scale: Recommendations from research to practice. In A. M. Lindmeier & A. Heinze (Eds.), Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education. Kiel, Germany: PME. Marrongelle, K., Sztajn, P., & Smith, M. (2013). Scaling Up Professional Development in an Era of Common State Standards. JOURNAL OF TEACHER EDUCATION, 64(3), 202–211. https://doi.org/10.1177/0022487112473838 Myers, M., Edgington, C., Wilson, P. H., & Sztajn, P. (2013). Teachers' Positioning of Students in Relation to Ability/Achievement in a Professional Development Setting. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED584600&site=ehost-live&scope=site Sztajn, P., Wilson, P. H., Edgington, C., Myers, M., & Dick, L. (2013). Using design experiments to conduct research on mathematics professional development. Revista Alexandria: Journal of Science and Technology Education, 6(1), 9–34. Wilson, P. H., Sztajn, P., & Edgington, P. (2012). Designing professional learning tasks for mathematics learning trajectories. In T. Tso (Ed.), Proceedings of the thirty-sixth annual meeting of the international group for the psychology of mathematics education (Vol. 4, pp. 227–234). Taipei, Taiwan: PME36. Sztajn, P., Confrey, J., Wilson, P. H., & Edgington, C. (2012). Learning Trajectory Based Instruction: Toward a Theory of Teaching. EDUCATIONAL RESEARCHER, 41(5), 147–156. https://doi.org/10.3102/0013189x12442801 Sztajn, P., Marrongelle, K., Smith, P., & Melton, B. (2012). Supporting implementation of the Common Core State Standards for Mathematics: recommendations for professional development. Raleigh: College of Education, North Carolina State University. Sztajn, P., Wilson, P. H., DeCuir-Gunby, J., & Edgington, C. (2012). Teachers' Attributions for Students' Mathematical Work. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED585043&site=ehost-live&scope=site Sztajn, P., Campbell, M. P., & Yoon, K. S. (2011). Conceptualizing professional development in mathematics: elements of a model. PNA: Revista De Investigación En Didáctica De La Matemática, 5(3), 83–92. Sztajn, P., Wilson, P. H., Edgington, C., & Confrey, J. (2011). Learning Trajectories and Key Instructional Practices. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED586015&site=ehost-live&scope=site Flores, C. R., & Sztajn, P. (2011). Olhando imagens de fortificações militares: história, matemática e formação de professores. (Looking at images of military forts: history, mathematics and teacher education). Proceedings of XIII Conferência Interamericana de Educação Matemática, 1. Recife, Brasil: UFPE. Sztajn, P. (2011). Standards for Reporting Mathematics Professional Development in Research Studies. Journal for Research in Mathematics Education, 42(3), 220. https://doi.org/10.5951/jresematheduc.42.3.0220 Edgington, C., Sztajn, P., Wilson, P. H., & Confrey, J. (2011). Teachers' use of a learning trajectory for formative assessment. In T. S. Lamberg & L. R. Wiest (Eds.), Proceedings of the 33rd Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education. Reno, Nevada: PME-NA. Buratto, I. C. F., Flores, C. R., & Sztajn, P. (2011). Visualização matemática na formação inicial de professores. Proceedings of XIII Conferência Interamericana de Educação Matemática, 1. Recife, Brasil: UFPE. Sztajn, P., White, D. Y., Hackenberg, A., & Allexsaht-Snider, M. (2010). Developing trusting relations in in-service education of elementary mathematics teachers. In G. Anthony & B. Grevholm (Eds.), Teachers of mathematics: Recruitment and retention, professional development and identity (pp. 167–176). Linköping: Svensk förening för matematikdidaktisk forskning (SMDF. Sztajn, P., Campbell, M. P., & Yoon, K. S. (2009). Conceptualizing professional development in mathematics: Elements of a model. Pme 33: proceedings of the 33rd conference of the international group for the psychology of mathematics education, vol 5, 5, 209–216. Matos, J. F., Powell, A., Sztajn, P., Ejersbø, L., Hovermill, J., & Matos, J. F. (2009). Mathematics Teachers’ Professional Development: Processes of Learning in and from Practice. The Professional Education and Development of Teachers of Mathematics, pp. 167–183. https://doi.org/10.1007/978-0-387-09601-8_19 Sztajn, P. (2008). Caring relations in the education of practising mathematics teachers. In B. Jaworski & T. Woods (Eds.), The mathematics teacher educator as a developing professional : individuals, teams, communities and networks (pp. 299–314). Rotterdam, Netherland: Sense Publishers. Nipper, K., & Sztajn, P. (2008). Expanding the instructional triangle: conceptualizing mathematics teacher development. Journal of Mathematics Teacher Education, 11(4), 333–341. https://doi.org/10.1007/s10857-008-9082-z Lee, H. S., & Sztajn, P. (2008). Focusing on Units to Support Prospective Elementary Teachers' Understanding of Division in Fractional Contexts. School Science and Mathematics, 108(1), 20–27. https://doi.org/10.1111/j.1949-8594.2008.tb17936.x Sztajn, P., Hackenberg, A. J., White, D. Y., & Allexsaht-Snider, M. (2007). Mathematics professional development for elementary teachers: Building trust within a school-based mathematics education community. Teaching and Teacher Education, 23(6), 970–984. https://doi.org/10.1016/j.tate.2006.04.023 Franco, C., Sztajn, P., & Ortigão, M. I. R. (2007). Mathematics teachers, reform, and equity: results from the Brazilian national assessment. Journal for Research in Mathematics Education, 38(4), 393–419. Retrieved from http://www.scopus.com/inward/record.url?eid=2-s2.0-34447524006&partnerID=MN8TOARS Sztajn, P., Ball, D. L., & McMahon, T. A. (2006). Designing learning opportunities for mathematics teacher developers. In K. Lynch-Davis & R. L. Rider (Eds.), The Work of Mathematics Teacher Educators : Continuing the Conversation 2006 (pp. 149–162). Charlotte, NC: Information Age Publishing. Sztajn, P. (2006). Documenting learning in school-based mathematics communities of teachers. In J. Novoná, H. Moraová, M. Krátká, & N. Stehlíková (Eds.), Proceeding of 30th Conference of the International Group for the Psychology of Mathematics Education (Vol. 5, pp. 225–232). Prague, Czech Republic: Charles University. Sztajn, P. (2006). Review of Educating for the future. Proceedings of an international symposium on mathematics teacher education. Journal of Mathematics Teacher Education, 9(4), 401–410. https://doi.org/10.1007/s10857-006-9011-y White, D. Y., Sztajn, P., Alexsaht-Snider, M., & Hackenberg, A. (2004). Building a mathematics education community that facilitates teacher sharing in an urban elementary school. In D. E. Dougall & J. A. Ross (Eds.), Proceedings of the twenty-sixth annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education (pp. 977–984). Toronto: OISE/UT. Sztajn, P., White, D. Y., Hackenberg, A., & Alexsaht-Snider, M. (2004). Developing trusting relations in the in-service education of elementary mathematics teachers. Presented at the 10th International Conference in Mathematics Education, Copenhagen, Denmark. Grouws, D., Smith, M., & Sztajn, P. (2004). NAEP findings on the preparation and practices of mathematics teachers. In P. Kloosterman & F. K. Lester Jr (Eds.), Results and interpretations of the 1990 to 2000 mathematics assessments of the National Assessment of Educational Progress (pp. 221–267). Reston, VA: NCTM. Sztajn, P., Anthony, H., Chae, J., Erbas, A. K., Hembree, D., Keum, J., … Tunc-Pekkan, Z. (2004). NAEP, TIMSS and PISA: What can we learn? In P. Kloosterman & F. K. Lester Jr (Eds.), Results andiInterpretations of the 1990 to 2000 mathematics assessments of the National Assessment of Educational Progress (pp. 383–418). Reston, VA: NCTM. Sztajn, P., Alexsaht-Snider, M., White, D. Y., & Hackenberg, A. (2004). School-Based Community of Teachers and Outcomes for Students. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED489652&site=ehost-live&scope=site Sztajn, P. (2003). Adapting Reform Ideas in Different Mathematics Classrooms: Beliefs beyond Mathematics. Journal of Mathematics Teacher Education, 6(1), 53–75. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=EJ665211&site=ehost-live&scope=site Sztajn, P., Bonamino, A., & Franco, C. (2003). Formação docente nos surveys de avaliação educacional. Cadernos De Pesquisa, 3(118), 11–39. https://doi.org/10.1590/s0100-15742003000100002 Sztajn, P. (2002). Celebrating 100 with number sense. Teaching Children Mathematics, 9(4), 212–217. Sztajn, P. (2002). Changes in mathematics teaching: A career perspective. In D. Mewborn, P. Sztajn, D. White, H. Wiegel, R. Bryant, & K. Nooney (Eds.), Proceedings of the twenty-fourth annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education (pp. 1567–1577). Columbus, OH: ERIC Clearinghouse. Sztajn, P. (2002). Changes in mathematics teaching: Learning with an experienced elementary teacher. In A. D. Cockburn & E. Nardi (Eds.), Proceedings of the twenty-sixth annual meeting of the International Group for the Psychology of Mathematics Education (Vol. 4, pp. 257–264). Norwich, England: University of East Anglia. Sztajn, P. (2002). O que precisa saber um professor de matemática? Uma revisão da literatura americana dos anos 90. [What does a mathematics teacher need to know? A review of the 1990s American literature]. Educação Matemática Em Revista, 11-A, 17–28. Mewborn, D. S., Sztajn, P., White, D. Y., Wiegel, H. G., Bryant, R. L., Nooney, K., … OH. (2002). Proceedings of the Annual Meeting [of the] North American Chapter of the International Group for the Psychology of Mathematics Education (24th, Athens, Georgia, October 26-29, 2002). Volumes 1-4. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=ED471747&site=ehost-live&scope=site Mewborn, D., Sztajn, P., White, D. Y., Wiegel, H. G., Bryant, R. L., & Nooney, K. (Eds.). (2002). Proceedings of the twenty-fourth annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education (Vol. 1-4). Columbus, OH: ERIC Clearinghouse. Sztajn, P. (2001). A utilização de recursos didáticos por experientes professoras da séries iniciais: entendendo o saber de quem ensina matemática. [The use of teaching resources by experienced elementary teachers: understanding mathematics teachers’ knowledge]. In I. Lopes, J. Silva, & P. Figueiredo (Eds.), Actas do ProfMat 2001 (pp. 125–132). Vila Real, Portugal: Associação de Professores de Matemática. Ortigão, M. I. R., & Sztajn, P. (2001). Dilemas para a avaliação: o caso dos conjuntos no Ensino a Matemática. [Dilemmas for assessment: the case of set theory in mathematics education. In C. Franco (Ed.), Avaliação, Ciclos e Promoção na Educação (pp. 69–84). Porto Alegre, Brazil: Artes Médicas. Sztajn, P. (2001). Integrando formação inicial e indução na preparação de professors de matemática [Integrating initial preparation and induction in mathematics teacher education]. In I. C. Lopes & M. C. Costa (Eds.), Actas do XII Seminário de Investigação em Educação Matemática (pp. 9–28). Vila Real, Portugal: Associação de Professores de Matemática. Sztajn, P. (2001). Searching for an understanding of mathematics teachers: a personal trajectory. The Mathematics Educator, 11(1), 2–3. Sztajn, P., Ortigão, M. I. R., & Carvalho, J. P. (2000). E agora? O que fazer sem os conjuntos? [What to do without set theory?]. Revista Presença Pedagógica, 6(3), 37–47. Sztajn, P. (2000). Prática de ensino de matemática e formação do professor das séries iniciais [Field experience in mathematics and early childhood teacher education]. Boletins Do GEPEM, 37, 9–20. Sztajn, P. (2000). Sem óculos e sem mau humor: somos professores de matemática [No glasses or bad humor: we are math teachers]. In V. M. F. Candau (Ed.), Reinventar a escola (pp. 221–237). Petrópolis, Brazil: Vozes. Franco, C., & Sztajn, P. (1999). Educação em Ciências e Matemática: Identidade e implicações para políticas de formação continuada de professores [Mathematics and Science Education: Identity and implication for in-service teacher education policy]. In A. F. Moreira (Ed.), Currículo: Políticas e Práticas (pp. 97–114). Campinas, Brazil: Papirus. Sztajn, P., & Ortigão, M. I. R. (1999). Noções lógico-matemáticas: Perspectivas de avaliação diagnóstica [Logic-mathematical notions: perspectives for diagnostic assessment]. In S. Distancia (Ed.), Ensino fundamental : salto para o futuro. Brasília: Ministério da Educação/SEED. Veiga Filho, A., Franco, C., Fernandes, C., Sztajn, P., & Brandão, Z. (1999). O perfil da escola brasileira: um estudo a partir dos dados do SAEB 97 [A profile of Brazilian schools: a study based on the 1997 National Assessment]. Brasília: Ministério da Educação, INEP. Veiga Filho, A., Franco, C., Fernandes, C., Sztajn, P., & Brandão, Z. (1999). O perfil do aluno brasileiro: um estudo a partir dos dados do SAEB 97 [A profile of Brazilian students a study based on the 1997 National Assessment]. Brasília: Ministério da Educação, INEP. Sztajn, P. (1998). Buscando um perfil da população: Quais as crenças dos professores de matemática? [Searching for a profile of the population: what are mathematics teachers’ beliefs?]. Zetetiké, 6(10), 87–103. Carvalho, J. B. P., & Sztajn, P. (1997). As habilidades "básicas" em matemática [“Basic” skills in mathematics]. Revista Presença Pedagógica, 3(15), 15–21. Sztajn, P. (1997). Changing teaching and teacher change. In E. Pehkonen (Ed.), Proceedings of the 21st Conference of the International Group for the PME (Vol. 4, pp. 206–213). Lahti, Finlandia: University of Helsinki. Sztajn, P. (1997). Conteúdos, atitudes e ideologia: a formação do professor de matemática [Content, attitudes, and ideology: mathematics teacher education]. In V. M. F. Candau (Ed.), Magistério, construção cotidiana (pp. 184–204). Petrópolis, Brazil: Vozes. Sztajn, P., & Ortigão, M. I. R. (1997). Noções lógico-matemáticas: Perspectivas de avaliação diagnóstica [Logic-mathematical notions: perspectives for diagnostic assessment]. Boletins Do Programa Um Salto Para o Futuro, Série XII Ensino Fundamental, 4, 63–74. Sztajn, P. (1997). Olhando Teresa e pensando parâmetros [Looking at Teresa and thinking about curriculum guides]. Zetetiké, 5(7), 51–67. Sztajn, P. (1997). Resolução de problemas, formação de conceitos matemáticos e outras janelas que se abrem [Problem solving, mathematical concept building, and other windows]. Educação Em Revista, 20(25), 109–122. Carr, A., & Sztajn, P. (1996). Hearing unheard voices: Teacher education as conceptualized by pre-service teachers. Teacher Education Quarterly, 23(2), 35–44. Sztajn, P. (1995). Mathematics Reform: Looking for Insights from Nineteenth Century Events. School Science and Mathematics, 95(7), 377–383. https://doi.org/10.1111/j.1949-8594.1995.tb15805.x Sztajn, P., & Lester, F. (1994). Teaching in an era of reform: Mathematics in elementary classrooms. In D. Kirshner (Ed.), Proceedings of the XVI annual meeting PME-NA (Vol. 2, pp. 238–244). Baton Rouge, LA: Louisiana State University. Kloosteman, P., Benjey, T., Emenaker, C., Houston, J., Hurt, R., McKenna, R., … Sztajn, P. (1993). Mathematics, Tech Prep, and Indiana High Schools. Indiana Mathematics Teacher, 7(2), 11–19. Sztajn, P. (1992). A Matter of Metaphors: Education as a Handmade Process. Educational Leadership, 50(3), 35–37. Retrieved from https://proxying.lib.ncsu.edu/index.php?url=http://search.ebscohost.com/login.aspx?direct=true&db=eric&AN=EJ454327&site=ehost-live&scope=site