Current Positions
- Associate Professor of Math Education
College of Education Affiliations
Education
- BA in Mathematics, New York University
- MS in Mathematics Education, Teachers College Columbia University
- EDD in Mathematics Education, Teachers College Columbia University
Professional Memberships
- AERA
- NCTM
- PME-NA
Selected Publications
- Hong, D. & Runnalls, C. (2021). Is it the width, the height, or the length?: Preservice teachers’ responses to a volume task. International Journal of Mathematical Education in Science and Technology 52 (3) 477-490.
- Choi, K., Hwang, J., Jensen, J. & Hong, D. S. (In Press). Teachers’ use of assessment data for instructional decision making. International Journal of Mathematical Education in Science and Technology.
- Hong, D. S. (In Press). Investigating Catalan Numbers with Pascal's Triangle. International Journal of Mathematical Education is Science and Technology.
- Hong, D. S. & Runnalls, C. (2020). Understanding Length ×Width ×Height with modified tasks. International Journal of Mathematical Education in Science and Technology 51 (4) 614-625.
- Runnalls, C. & Hong, D. S. (2020). Half the base or half the height?: Exploring a student’s justification of 1/2 x base x height. International Journal of Mathematical Education in Science and Technology 51 (4) 604-613.
- Hong, D. S., Choi, K., Runnalls, C. & Hwang, J. (2020). EXAMINING THE INITIAL TREATMENT OF THE AREA AND VOLUME MEASUREMENT IN THE SELECTED ELEMENTARY MATHEMATICS TEXTBOOKS FROM US AND KOREA. pp. 154-158. The proceedings of 2020 International Conference of the Korean Society of Mathematical Education.
- Runnalls, C. & Hong, D. S. (2020). “Well, They Understand the Concept of Area”: Pre-service Teachers’ Responses to Student Area Misconceptions. Mathematics Education Research Journal 32 (4) 629-651.
- Hong, D. S. & Runnalls, C. (2020). Examining Preservice Teachers’ Responses to Area Conservation Tasks. School Science and Mathematics 120 (5) 262-272.
- Hong, D. S. & Runnalls, C. (2019). COUNTING, LAYERS, AND FORMULAS: PSTS’ RESPONSES TO STUDENTS’ VOLUME MISCONCEPTIONS. Otten, S., Candela, A., de Araujo, Z., Haines, C. & Munter, C. (Eds.) pp. 1101-1105. St Louis, MO: Proceedings of the forty-first annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education.
- Hong, D. S., Choi, K., Runnalls, C. & Hwang, J. (2019). How Well Aligned Are Common Core Textbooks to Students’ Development in Area Measurement?. School Science and Mathematics 119 (5) 240-254.
- Hong, D. S. & Runnalls, C. (2019). Filling in the Gaps. Teaching Children Mathematics 25 (5) 274-280.
- Hong, D. S. & Choi, K. (2019). Challenges of Maintaining Cognitive Demand during the Limit Lessons: understanding one mathematician’s class practices. International Journal of Mathematical Education in Science and Technology 50 (6) 856-882.
- Hong, D. S. & Choi, K. (2018). A Comparative Analysis of Linear Functions in Korean and American Standards–Based Secondary Textbooks. International Journal of Mathematical Education in Science and Technology 49 (7) 1025-1051.
- Hong, D. S., Choi, K., Runnalls, C. & Hwang, J. (2018). THE INITIAL TREATMENT OF THE AREA MEASUREMENT IN THE SELECTED ELEMENTARY MATHEMATICS TEXTBOOKS FROM US AND KOREA. Hodges, T., Roy, G. & Tyminski, A. (Eds.) pp. 80-87. Greenville, SC: Proceedings of the 40th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education.
- Runnalls, C. & Hong, D. S. (2018). HALF THE BASE OR HALF THE HEIGHT? PSTS’ EVALUATION OF A TRIANGLE AREA STRATEGY. Hodges, T., Roy, G. & Tyminski, A. (Eds.) pp. 787-790. Greenville, SC: Proceedings of the 40th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education.
- Hong, D. S., Choi, K., Runnalls, C. & Hwang, J. (2018). Do textbooks address known learning challenges in area measurement?: a comparative analysis. Mathematics Education Research Journal 30 (3) 325-354.
- Runnalls, C. & Hong, D. S. (2017). “Well, They Understand the Concept of Area”: Pre-Service Teachers’ Responses to Student Area Misconceptions. Galindo, E. & Newton, J. (Eds.) pp. 881-884. Proceedings of the 39th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education.
- Choi, K. & Hong, D. S. (2017). When Knowing Basic Skills and Procedures is Not Enough. Son, J. (Eds.) pp. 315-331. In Son, J., Lo, J., & W, T. (Eds.) What matters? Research trends in international comparative studies in mathematics education.
- Choi, T. & Hong, D. S. (2016). Improving Approximations for Pi with Geogebra. Mathematics Teacher 109 (7) 547-550.
- Hong, D. S. & Choi, K. (2015). What is happening in Calculus 1 Classes?: The story of two mathematicians. Putnam, R. T., Bradfield, K., Dominguez, H., Bartell, T. G. & Bieda, K. N. (Eds.) pp. 1114-1117. East Lansing, MI: Proceedings of the 37th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education. Michigan State University.
- Hong, D. S. (2015). When is the Generating Function of the Fibonacci Numbers an Integer?. The College Mathematics Journal 46 (2) 110 - 112.
- Hong, D. S. & Choi, K. (2014). How is the function concept introduced in textbooks?: A comparative analysis. Oesterle, S., Liljedahl, P., Nicol, C. & Allan, D. (Eds.) (Vols. 3). pp. 329-336. Vancouver, Canada: Proceedings of the Joint Meeting of PME 38 and PME-NA 36.
- Hong, D. S. & Choi, K. (2014). A Comparison of Korean and American Secondary School Textbooks: The Case of Quadratic Equations. Educational Studies in Mathematics 85 (2) 241-263.
- Hong, D. S., Kennis, J. & Lee, J. (2013). Exploring Calculus Problems with GeoGebra. MathAMATYC Educator 4 (2) 47-56.
- Hong, D. S. & Lee, J. (2013). Synthesizing Algebraic and Graphical Representations of the Maximum and the Minimum Problems. International Journal for Technology in Mathematics Education 20 (4) 157 - 167.
- Hong, D. S. (2013). A Classroom Note on Exploring Mathematical Topics with Free Software, Microsoft Mathematics 4.0. Mathematics and Computer Education 47 (1) 24-36.
- Hong, D. S. (2012). Exploring the Golden Ratio with Geometer’s Sketchpad. Mathematics Teacher 105 (8) 628-631.
- Hong, D. S. & Choi, K. (2011). Korean College Entrance Exams – An inside look. Mathematics Teacher 105 (3) 208-213.
- Hong, D. S. (2011). Best Known problem solving strategies in “high – Stakes” assessments. International Journal of Mathematical Education in Science and Technology 42 (6) 823-829.
- Choi, K. & Hong, D. S. (2009). Gifted Education in Korea: Three Korean High Schools for Mathematically Gifted. Gifted Child Today 32 (2) 42-49.
Selected Presentations
- Runnalls, C. & Hong, D. S. (2021, April) "I NEED TO CONVERT THE TRIANGLE TO A RIGHT TRIANGLE": EXAMINING PRESERVICE TEACHERS' RESPONSES TO AREA CONSERVATION TASKS. Paper presented at Annual meeting of American Educational Research Association.
- Runnalls, C. & Hong, D. S. (2020, April) Space filling, layers, and formulas: PSTs' responses to students' volume misconceptions. Paper presented at Annual Meeting of American Educational Research Association, San Francisco, California.
- Choi, K., Hwang, J., Hong, D. S. & Runnalls, C. (2020, January) EXAMINING THE INTITIAL TREATMENT OF THE AREA AND VOLUME MEASUREMENT IN THE SELECTED ELEMENTARY MATHEMATICS TEXTBOOKS FROM US AND KOREA. Paper presented at 2020 International Conference of the Korean Society of Mathematical Education.
- Meiners, A., Choi, K. & Hong, D. S. (2020, January) Using Multiple Strategies Tasks to Explore Pre-Service Teachers' Persistence. Poster presented at The 42nd annual conference of North American Chapter of the International Group for the Psychology of Mathematics Education.
- Hong, D. S. & Runnalls, C. (2019, November) Counting, layers, and formulas: PSTs’ responses to students’ volume misconceptions. Conference Presentation presented at the 41st annual conference of the North American Chapter of the International Group for the Psychology of Mathematics Education, St. Loius, Missouri.
- Choi, K., Runnalls, C., Hong, D. S. & Hwang, J. (2019, April) Analyzing Curricular Coverage of Volume Measurement: A Comparative Analysis. Paper presented at the Annual Meeting of American Educational Research Association, Toronto, Canada.
- Bae, Y., Hong, D. S. & Wu, Y. (2019, April) Measuring Alignment between National College Entrance Examinations and Mathematics Curriculum Standards: A Comparison Between Korea and China. Paper presented at the Annual Meeting of American Educational Research Association, Toronto, Canada.
- Hong, D. S. & Runnalls, C. (2018, November) HALF THE BASE OR HALF THE HEIGHT? PSTS’ EVALUATION OF A TRIANGLE AREA STRATEGY. Paper presented at the 40th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education, Greenville, South Carolina.
- Hwang, J., Hong, D. S., Runnalls, C. & Choi, K. (2018, November) THE INITIAL TREATMENT OF THE AREA MEASUREMENT IN THE SELECTED US AND KOREAN ELEMENTARY TEXTBOOKS. Paper presented at the 40th annual conference of the North American Chapter of the International Group for the Psychology of Mathematics Education., Greenville, South Carolina.
- Hong, D. S., Hwang, J., Choi, K. & Runnalls, C. (2018, April) Going ‘By the Book’: The Pacing of Area in Common Core Aligned American Textbooks Compared to Learning Trajectories. Conference Presentation presented at the annual meeting of American Educational Research Association, New York, New York.
- Hong, D. S. & Runnalls, C. (2017, October) “Well, They Understand the Concept of Area”: Pre-Service Teachers’ Responses to Student Area Misconceptions.. Conference Presentation presented at the 39th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education, Indianapolis, Indiana.
- Hong, D. S. & Choi, K. (2017, April) How Well Aligned Are Common Core Textbooks to Learning Trajectories in Geometry?. Conference Presentation presented at the annual meeting of American Educational Research Association, San Antonio, Texas.
- Hwang, J., Hong, D. S. & Choi, K. (2017, April) Integral students’ experiences: Measuring Instructional Quality in Calculus 1 Lessons.. Conference Presentation presented at the annual meeting of American Educational Research Association, San Antonio, Texas.
- Choi, K., Hong, D. S., A. M., C. R., S. B., J. H. & A. P. (2016, November) HOW WELL ALIGNED ARE COMMON CORE TEXTBOOKS TO LEARNING TRAJECTORIES IN GEOMETRY?. Poster presented at the the 38th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA 2016), Tucson, Arizona.
- Hong, D. S., Choi, K., Hwang, J., Runnalls, C. & Bhansali, S. (2016, November) INTEGRAL STUDENTS' EXPERIENCES: MEASURING INSTRUCTIONAL QUALITY IN CALCULUS 1 LESSON. Poster presented at the the 38th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA 2016), Tucson, Arizona.
- Choi, K. & Hong, D. S. (2016, November) CHALLENGES OF MAINTAINING COGNITIVE DEMAND DURING LIMIT LESSONS. Poster presented at the 38th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA 2016), Tucson, Arizona.
- Choi, K., Hwang, J. & Hong, D. S. (2016, July) Use of Instructional Examples in Calculus Classrooms. Paper presented at the 13th Meeting of International Congress on Mathematics Education, Hamburg, Germany.
- Hong, D. S. (2016, July) Maintaining Cognitive Demand During Limit Lessons: A Challenging Class Practice. Conference Presentation presented at the 13th Meeting of International Congress on Mathematics Education, Hamburg, Germany.
- Choi, K., Hong, D. S., Hwang, J., Woods-Groves, S. & Hua, Y. (2016, April) When Knowing Basic Skills and Procedures is Not Enough. Poster presented at Annual Meeting of American Educational Research Association, Washington, District of Columbia.
- Hong, D. S. & Choi, K. (2015, November) What is happening in Calculus 1 classes? : the story of two mathematicians. Conference Presentation presented at the 37th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA 2015), East Lansing, Michigan.
- Hong, D. S. & Hwang, J. (2015, November) Use of Examples in Teaching Calculus: Focus on Continuity. Poster presented at the 37th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA 2015), East Lansing, Michigan.
- Choi, K. & Hong, D. S. (2015, May) Reasoning and Proving Opportunities in Textbooks: A Comparative Analysis. Poster presented at the Annual Meeting of American Educational Research Association, Chicago, Illinois.
- Choi, K. & Hong, D. S. (2014, July) How is the function concept introduced in textbooks?: A comparative analysis.. Paper presented at The 38th Psychology of Mathematics Education, Vancouver, British Columbia, Canada.
- Hong, D. S., Seaman, W. I. & Choi, T. (2014, July) INFLUENCES OF BLACK-BOX APPROACH TO PRESERVICE TEACHERS’ DESIGNING GEOMETRIC TASKS. Poster presented at 38th Psychology of Mathematics Education, Vancouver, British Columbia, Canada., Vancouver, Canada.
- Hong, D. S. (2014, April) How do popular Calculus Textbooks Treat the Concept of Limit in Regard to APOS Theory?. Poster presented at the Annual Meeting of American Educational Research Association, Philadelphia, Pennsylvania.
- Hong, D. S. (2013, October) Calculus Textbooks’ Treatment of the Concept of a Limit and APOS Theory. Poster presented at 35th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education, Chicago, Illinois.
- Lee, J. & Hong, D. S. (2013, May) In Pursuit of a Coherent Curriculum: Common Core State Standards. Poster presented at Annual Meeting of American Educational Research Association, San Francisco, California.
- Hong, D. S. & Lee, J. (2012, November) In Pursuit of a Coherent Curriculum: Will Common Core State Standards do it?. Poster presented at 34th Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education, Kalamazoo, Michigan.
- Choi, K. & Hong, D. S. (2012, July) Assessments for College-Bound Students - A Comparative analysis. Paper presented at 12th Meeting of International Congress on Mathematics Education, Seoul, Korea.
- Hong, D. S. & Choi, K. (2012, April) A Comparison of Korean and American Secondary School Textbooks: The Case of Quadratic Equations. Poster presented at Annual Meeting of American Educational Research Association, Vancouver, British Columbia, Canada.
- Hong, D. S. & Choi, K. (2011, April) College Entrance Exams – Mathematics expectations in Korea. presented at Annual Meeting of National Council of Teachers of Mathematics, Indianapolis, Indiana.
Selected Grants & Contracts
- Hong, Dae S (Principal Investigator), Tomova, Maggy (Co-Investigator) Grant Training. Recruiting and Training Community College and University Students to Become Culturally Responsive and Proficient Mathematics Teachers in Iowa. National Science Foundation. Funded. July 1, 2019 - June 30, 2024.
- Hong, Dae S Grant Research, Applied. Measuring Alignment between national college entrance examinations and mathematics curriculum standards: A comparison among Korea, China and Singapore. IMRF. Funded. August 1, 2017 - May 1, 2018.
- Hong, Dae S (Co-Investigator), Choi, Kyong Mi (Principal Investigator) Grant Research/Creative Work (Applied or Basic). "Iowa Mathematics Performance Project," Sponsored by Iowa Mathematics and Science Partnership Program, State & Local, $440387. (April 15, 2014–April 15, 2017). Iowa Department of Education. Funded. January 1, 2014 - January 1, 2017.
- Hong, Dae S Grant Research/Creative Work (Applied or Basic). Measuring Quality of Instruction in Calculus 1 Class. Iowa Measurement Research Foundation. Funded. August 1, 2015 - June 1, 2016.
- Hong, Dae S Graduate Scholarship or Fellowship. Beyond Mathematical Content Knowledge: A Mathematician’s Journey in Calculus 1 Class. Hazel Prehm Summer Research Assistant Award. Funded. June 1, 2014 - August 1, 2014.
- Hong, Dae S Research/Creative Work (Applied or Basic). Beyond Mathematical Content Knowledge: A Mathematician’s Journey in Calculus 1 Class. Old Gold Summer Fellowships. Funded. June 1, 2014 - August 1, 2014.