Karen Hammerness

Photo of Karen Hammerness, Director of Educational Research and Evaluation at the American Museum of Natural History.

Senior Director, Educational Research and Evaluation

Download Curriculum Vitae


  • Stanford University School of Education, Ph.D., Psychological Studies in Education, 1999
  • Harvard Graduate School Of Education, M.Ed., Teaching of English, 1992
  • Middlebury College, B.A., English, 1988

Select Journal Articles and Book Chapters

  • Hammerness, K., Gupta, P., Chaffee, R., Bjorklund, P., MacPherson, A., Abouelkheir, M., Lagodich, L., Podkul, T., Princiotta, D., Anderson, K., Adams, J., & Daly, A. (under review) “From Opportunity Gap to Opportunity Yield: The benefits of out-of-school authentic mentored research for youth from historically marginalized communities in STEM” Paper under review, Journal of Applied Developmental Psychology. Special issue on Promoting Equitable Learning and Career Pathways in STEAM Through Social and Emotional Learning.
  • Hammerness, K. & Matsko (in press). Examining international teacher education reform: ideas travel, frameworks guide and context-specificity matters. To appear in I.Litt, R. Lotan & G. Letendre (Eds) Principles travel, context matters. New York: Teachers College Press. 
  • Hammerness, K., MacPherson, A., Gupta, P., Wallace, J., Chaffee, R., & Jain, N. (2023). What we’ve learned: A research agenda for a museum, seven years later. Curator: The Museum Journal 66(4), 533-713. https://doi.org/10.1111/cura.12568 
  • Hammerness, K., Stroupe, D. & Matsko, K. (2023). Learning to teach equitably: Theoretical frameworks  and principles for international research and practice. To appear in I. Menter (Eds) The Palgrave Handbook of Teacher Education Research. Oxford, UK.DOI: 10.1007/978-3-031-16193-3_64
  • Hammerness, K., Klette, K., Jenset, I. & Canrinus, E. (2020). Opportunities to study and practice teaching in coursework: Successes and challenges in linking to practice in five countries. Teachers College Record. Vol 122, no. 11, TCR #23487.

Selected Books

Book cover of Preparing Science Teachers Through Practice-Based Teacher Education
Stroupe, D., Hammerness, K. & McDonald, S. (2020). Preparing Science teachers through practice based teacher education. Cambridge, MA: Harvard Education press.
Book cover for Emowering Educators in Finland.
Hammerness, K., Ahtiainen, R., & Sahlberg, P. (2017). Empowered Educators in Finland: How leading nations design systems for teaching quality. Jossey-Bass/Wiley.
Book cover for Inspiring Teaching Preparing teachers to succeed in Mission-driven schools.
Feiman-Nemser, S., Tamir, E. & Hammerness, K. (2014). Inspiring Teaching: Preparing teachers to succeed in mission-driven schools. Harvard Education Press.
Book cover of Empowering Educators.
Darling-Hammond, L., Burns, D., Campbell, C., Goodwin, L., Hammerness, K., Low, E.L., McIntyre, A., Rothman, R., Sato, M., & Zeichner, K. (2017). Empowered Educators: How high performing systems shape teaching quality around the world. Jossey-Bass/Wiley.
Book cover for Preparing teachers for a changing world: What teachers should learn and be able to do.
Darling-Hammond, L., Bransford, J., LePage, P., Hammerness, K., and Duffy, H. Eds. (2005). Preparing Teachers for a Changing World: What teachers should learn and be able to do. San Francisco: Jossey-Bass.
Book cover for Seeing through teachers’ eyes: Professional Ideals and Classroom Practices.
Hammerness, K. (2006). Seeing through teachers’ eyes: Professional ideals and classroom practices. New York: Teachers College Press.