Biography
Dr. Ryan Hassler is a teaching professor of mathematics at Penn State Berks.
As a former high school math teacher, a small business owner, immediate past chair of the board of directors at Helping Harvest Food Bank and current board member at the LGBT Center of Greater Reading, Dr. Hassler is invested in making Berks County a better place to learn and live. He holds a B.S. in Mathematics Education from Clarion University, a M.S. in Applied Statistics from Villanova University, and a Ph.D. in Mathematics and Science Education from Temple University.
His current research involves a $750,000 NSF S-STEM grant for increasing recruitment and retention among underrepresented minorities in engineering. Dr. Hassler is the coordinator of Engineering Ahead, the LION STEM Scholars program, and is the co-adviser of Penn State Berks Berks Benefitting THON.
Research Interests
Dr. Hassler's current research explores recruitment and retention of underrepresented minorities in engineering. This research is funded by a grant through the U.S. National Science Foundation. Learn about the Leveraging Innovation and Optimizing Nurturing in STEM: The LION STEM Scholars Program »
Publications
Ding, M., Hassler, R., & Li, X. (2021). Cognitive Instructional Principles in Elementary Mathematics Classrooms: a case of teaching inverse relations. International Journal of Mathematical Education in Science and Technology, 52(8), 1195-1224. DOI: 10.1080/0020739X.2020.1749319
Ding, M., G Chen, W., & Hassler, R. (2019). Linear quantity models in the US and Chinese elementary mathematics classrooms. Mathematical Thinking and Learning, 21, 105-130. doi: 10.1080/10986065.2019.1570834
Ding, M., Hassler, R., Li, X., & Barnett, G. (2019). On Understanding of the Properties of Operations: A Cross-cultural Analysis. International Journal of Mathematical Education in Science and Technology. doi: 10.1080/0020739X.2019.1657595
Education
- Ph.D., Mathematics and Science Education, Temple University
- M.S., Applied Statistics, Villanova University
- B.S., Secondary Mathematics Education, Clarion University of Pennsylvania