Showalter, D., Hartman, S.L., Eppley, K., Johnson, J., & Klein, R. (2023). Why rural matters 2023: Centering equity and opportunity. National Rural Education Association. https://www.nrea.net/why-rural-matters

Showalter, D. A. (2021). Attitudinal changes in face-to-face and online statistical reasoning learning environments. Journal of Pedagogical Research, 5(2). doi: 10.33902/JPR.2021269257

Showalter. D. (2019). Replacing torture tests with broccoli quizzes. Journal for Research and Practice in College Teaching [Special issue: Innovative teaching personal essays], 3(2), 160-165.

Kishbaugh, T.L., Cessna, S., Leaman, L., & Showalter, D. (2019). Seeking to improve retention through teaching strategies and peer tutoring. In Increasing Retention of Under-Represented Students in STEM through Affective and Cognitive Interventions. Washington, DC: ACS Books.

Showalter, D., Klein, R., Johnson, J., & Hartman, S.L. (2019). Why rural matters 2018–19: The time is now [Policy report]. Arlington, VA: Rural School and Community Trust. Available from www.ruraledu.org

Showalter, D. A., & Mullet, L. (2017). Sniffing out the secret poison: Selection bias in educational research. Mid-Western Educational Researcher, _29_(3).

Showalter, D. A. (2017). To math or not to math: The algebra-calculus pipeline and postsecondary mathematics remediation. Journal of Experimental Education, _85_(4). doi: 10.1080/00220973.2017.1299080.

Foley, G. D., Butts, T. R., Phelps, S. W., & Showalter, D. A. (2017). Advanced quantitative reasoning: Mathematics for the world around us, Revised Edition. Austin, TX: AQR Press.

Showalter, D., Klein, R., Johnson, J., & Hartman, S.L. (2017). Why rural matters 2015–16: Understanding the changing landscape [Online report]. Arlington, VA: Rural School and Community Trust. Available from www.ruraledu.org

Showalter, D. & Howley, C. (2016). Mathematics instruction for paraprofessionals [Set of 12 modules]. Dayton, OH: Ohio Partnership for Excellence in Paraprofessional Preparation.

Foley, G. D., Butts, T. R., Phelps, S. W., & Showalter, D. A. (2015). Advanced quantitative reasoning: Mathematics for the world around us, Texas Edition. Austin, TX: AQR Press.

Showalter, D. A. (2015). The game that does it all [Back Page: Favorite Lesson, April Issue]. Mathematics Teacher. Reston, VA: National Council of Teachers of Mathematics.

Howley, C., Howley, A., & Showalter, D. (2015). Leaving or staying home: Belief systems and paradigms in rural education. In T. Stambaugh & S. Wood (Eds.), Best practices for serving gifted students in rural settings. Waco, TX: Prufrock Press.

Johnson, J., Showalter, D., Klein, R., & Lester, C. (2014). Why rural matters 2013–14: The condition of rural education in the 50 states [Online report]. Arlington, VA: Rural School and Community Trust. Available from www.ruraledu.org

Showalter, D. A., Wollett, C., & Reynolds, S. (2014). Teaching a high-level contextualized mathematics curriculum to adult basic learners. Journal of Research and Practice for Adult Literacy, Secondary, and Basic Education, _3_(2), 21–34.

Showalter, D. A. (2013). Place-based mathematics: A conflated pedagogy? Journal of Research in Rural Education, _28_(6), 1–13. Retrieved from http://jrre.psu.edu/articles/28-6.

Howley, C., Showalter, D., Klein, R., Sturgill, D., & Smith, M. (2013). Rural math talent, now and then. Roeper Review, 35, 102–114.

Howley, A., Showalter, D., Howley, M. D., Howley, C. B., Klein, R., & Johnson, J. (2011). Challenges for place-based mathematics pedagogy in rural schools and communities in the United States. Children, Youth and Environments, _21_(1), 101–127.

• Showalter, D. (2025, Mar.). Why Rural Matters: An Overview with Implications for South Carolina. Keynote for faculty, staff, and students of the College of Education at Clemson University – Clemson, South Carolina.
• Hartman, S., Showalter, D., & Eppley, K. (2024, Nov.). Why Rural Matters: An Overview with Implications for Ohio. Presented for the College of Education at Ohio University.
• Showalter, D. (2024, Nov.). Rural Data and Pittsylvania County. Keynote at the launch of The Education Collaborative – Pittsylvania County, Virginia.
• Showalter, D., & Eppley, K. (2024, Mar.). Why Rural Matters: A Closer Look at Rural Education in Pennsylvania and the U.S. Presented for the University of Pittsburgh School of Education.
• Showalter, D., Hartman, S., Eppley, K., Johnson, J., & Klein, R. (2024, Feb.). Why Rural Matters: An Overview with Implications for Kentucky, Tennessee, Virginia, and West Virginia. Presented for the Region 5 Comprehensive Center.
• Showalter, D., Hartman, S., & Eppley, K. (2024, Feb.). Why Rural Matters: An Overview with Implications for Oklahoma. Presented for the Oklahoma Rural Schools Coalition.
• Showalter, D. (2024, Feb.). The Impact of an Interdisciplinary Place-Based Program on the Scientific Motivation of STEM Majors. Presented at the annual conference of the Scholarship of Teaching and Learning Commons Conference at Georgia Southern University in Savannah, GA.
• Showalter, D., Johnson, J., Eppley, K., & Hartman, S. (2024, Jan.). Rural Community of Practice: Intra-State Working Together. Presented for the Region 15 Comprehensive Center (California, Utah, Nevada, Arizona).
• Showalter, D., Eppley, K., & Klein, R. (2023, Nov.). Why Rural Matters Report Launch and Panel: Methodology and Results. Keynote speech at the National Forum to Advance Rural Education. Presented at the annual conference of the National Rural Education Association in Chattanooga, TN.
• Showalter, D. (2023, Nov.). Why Rural Matters: Caswell County Collaborative. Keynote presentation at the launch of the Caswell County Collaborative’s Vision Plan launch event in Yanceyville, NC.
• Showalter, D. (2022, July). Scales and operationalization. Presented at the Institute in Measurement Methodology in Rural STEM Education, University of South Carolina, Columbia, SC.
• Showalter, D. (2022, July). An introduction to place-based education. Presented at the Institute in Measurement Methodology in Rural STEM Education, University of South Carolina, Columbia, SC.
• Showalter, D. (2019, June). Small is beautiful: Leveraging the small size of departments to make rapid cultural changes. Presented at the biannual meeting of the Association of Christians in the Mathematical Sciences, Indiana Wesleyan, Marion, IN.
• Showalter, D. (2019, Jan.). Changes in student attitudes and understanding within a statistical reasoning learning environment. Presented at the annual Joint Mathematical Meetings, Baltimore, MD.
• Showalter, D. (2017, Nov.). Improving retention of underrepresented STEM majors through embedded tutoring. Presented at the MD-DC-VA regional meeting of the MAA, Christopher Newport University, Newport News, VA.
• Showalter, D., Klein, R., Johnson, J., & Hartman, S.L. (2017, Apr.). Capitol Hill briefing on Why Rural Matters 2015–16. Presented in a Senate meeting room of the Capitol building, Washington, DC.
• Showalter, D. (2017, Jan.). Rural education in Florida: Then and now. Inaugural speaker for the Institute for the Advancement of Research, Innovation, and Practice in Rural Education: University of Central Florida, Orlando, FL.
• Showalter, D. (2016, Aug.). Measuring college readiness. Webinar presented to the Mid-Atlantic Regional Educational Lab’s Rural Student College Readiness Research Alliance.
• Showalter, D. (2016, July). Postsecondary readiness in rural schools. Presented at a Cross-RELs conference held on postsecondary readiness. Nashville, TN.
• Showalter, D. (2015, Jan.). Do high school mathematics courses prepare students for college placement tests? Presented at the annual Joint Mathematical Meetings, San Antonio, TX.
• Showalter, D., & Sturgill, D. (2014, Oct.). Advanced quantitative reasoning: Mathematics for informed citizenship. Presented at the annual meeting of the National Network for Educational Renewal, Cincinnati, OH.
• Showalter, D., & Klein, R. (2014, Sept.). Myths and omissions in rural STEM education. Keynote speech at the annual Appalachian Ohio Mathematics and Science Teaching Research Symposium, Ohio University, Athens, OH.
• Showalter, D. (2014, Sept.). The current state of rural education across the nation. Webinar presented to i3 (Investing in Innovation fund) grantees, hosted by the U.S. Department of Education.
• Showalter, D., & Klein, R. (2014, July). Capitol Hill briefing on Why Rural Matters 2013–14. Presented in a Senate meeting room of the Capitol building, Washington, DC.
• Showalter, D., Hernandez, S., Richard, A., & Kennedy Manzo, K. (2014, May). Rural reporting: Another country? Presented at the 67th national seminar of the Education Writers Association, Vanderbilt University, Nashville, TN.

• Reviewer for the International Journal of Pedagogical Research
• Panelist for NSF and Department of Education grant reviews
• Reviewer for British Educational Research Journal
• Reviewer for Journal of Research in Rural Education
• Reviewer for American Journal of Education
• Mathematics instructor for MathPath summer camp

• National Science Foundation grant for Scholarships in Science, Technology, Engineering, and Mathematics (S-STEM, #2424309) (2025–2029, 1.9M). “STEM Scholars Engaging in Local Problems II”. Co-PI.
• Robert V. Hogg Award for Excellence in Teaching Introductory Statistics (2023). Special Interest Group of the Mathematical Association of America (SIGMAA) on Statistics and Data Science Education. Presented at MathFest in Indianapolis, IN.
• John M. Smith Award for Distinguished College or University Teaching. Mathematical Association of America -- Virginia, Maryland, DC Section. 
• National Science Foundation grant for Robert Noyce Teacher Scholarship Program (NOYCE) (2021-2025). “STEM Teachers Applying Restorative Justice in Education Together”. Co-PI.
• Excellence in Teaching Award: Tenured Professor Category, EMU (2020). Peer nominations and a selection committee of faculty/administration. 
• EMU Summer Teaching Grant (2019, 1K). “Beyond Normal Statistics.”
• Virtual Library of Virginia Course Redesign Grant (2019-2020, 2K). “Python Jubilee”.
• National Science Foundation grant for Scholarships in Science, Technology, Engineering, and Mathematics (S-STEM) (2018–2022). “STEM Scholars Engaging in Local Problems”. Co-PI.
• National Science Foundation grant for Improving Undergraduate STEM Education: Education and Human Resources (IUSE: EHR) (2016–2019). “Faculty-Led Institutional Transformation for Teaching Diverse Learners in STEM”. Co-PI.
• American Educational Research Association’s Institute on Statistical Analysis for Education Policy: Using Large-Scale Data to Study Mathematics Education and Outcomes (May 2016). Washington, DC, funded by the National Science Foundation.

• Virginia Council of Teachers of Mathematics
• Mathematical Association of America

• American Educational Research Association annual meeting
• National Rural Education Association annual meeting
• Mathfest (Mathematical Association of America annual meeting)
• Virginia Council of Teachers of Mathematics annual meeting

HONRS 312: Utopias and communities (2025)

Math 350: Linear Algebra (2023)

• Advisor for the Mathematics club
• 2023 EMU baccalaureate speaker
• Advisor for the Asian and Pacific Islander Student Association (APISA)
• Advisor for the Computer Programming Contest group
• Academic advisor for 21 students
• Member on the Committee on Teacher Education (COTE)
• Member of the Subcomitte on Assessment in Teacher Education