Past news
Spring 2024:
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CPM Teacher Conference, keynote speaker and session presenter, Los Angeles, CA - February 24 - 25, 2024​
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Teachers Development Group Leadership Seminar, speaker, Portland, OR - March 6-8, 2024
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​Michigan Association of Mathematics Teacher Educators (MI-AMTE) Conversations among Colleagues conference, opening plenary speaker, Dearborn, MI - March 16, 2024
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​​University of Maryland Center for Mathematics Education, research colloquium speaker, College Park, MD - March 29, 2024
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​​AERA annual meeting, presenter, Philadelphia, PA - April 11-14, 2024
Fall 2023:
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National Council of Supervisors of Mathematics, spotlight speaker, Washington, D.C. - October 29, 2023​​
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​​NCTM annual meeting, session presenter and Ignite speaker, Washington, D.C. - October 26 - 27, 2023​​
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​​STEM Summer Institute - keynote speaker - Bozeman, MT - July 31 - August 2, 2023
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Spring 2023
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Math for America - workshop presenter - Manhattan, NY - March 30, 2023​
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Colloquium, Virginia Commonwealth University's mathematics department - March 23, 2023
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​Teachers Development Group Leadership seminar, Portland, Oregon - March 8-10, 2023
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​​Kentucky Council of Mathematics - keynote speaker - March 6-7, 2023
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​Facilitated professional learning for the Texas Association of Supervisors of Mathematics in Austin, TX - February 6, 2023
Fall 2022
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Major session speaker at National Council of Supervisors of Mathematics. Anaheim, CA. September, 2022. "Creating a District Wide Revolution toward Rough Draft Math" with partners in Tacoma Public Schools - Laura Bower & Traci Richards​
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ShadowCon VI at the 2022 annual meeting of the National Council of Teachers of Mathematics.​
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Annual meeting for the North American chapter of the international group for the Psychology of Mathematics Education (PME-NA). November, 2022. Nashville, TN.
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Spring 2022
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Keynote talk at annual conference of Virginia Council of Teachers of Mathematics (virtual). March 19, 2022.​
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Plenary speaker at Math in Action conference at Grand Valley State University in Michigan. Feb. 26, 2022.
Fall and Summer 2021​​​
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Plenary speaker at Matematikksenteret conference, Trondheim, Norway (Nov. 30 - Dec. 1, 2021). Video [~50 min] of talk here.​​​​
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PME-NA 43 conference in Philadelphia, PA (Oct. 14-17, 2021) [SMiLES observation tool's validity study + Teacher & student noticing of mathematical engagement + Entangling and disentangling inquiry & equity]​
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Delaware Math Equity Conference (October 8, 2021)​
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PME-NA 42 virtual conference - High School Mathematics Teachers' Orientations Toward Engagement (June, 2021)​
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Spring 2020
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National Council of Teachers of Mathematics virtual annual meeting (April 29, 2021)​
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Delaware Council of Mathematics Leaders' (DCML) annual conference (March 6, 2021)​
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Teachers Development Group Leadership Seminar (March 11, 2021)​​
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USC Mathematics Education Lecture (3/30/2021) - video of talk
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Fall and Summer 2020
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Texas State University - San Marcos: Mathematics Department Colloquium (11/20/2020)​​
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Delaware Mathematics Coalition's Equity Conference keynote speaker​ (10/10/2020)​
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NCTM's 100 Days of Professional Learning - Rough Drafts in Math Class (10/05/2020)​
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Open-Up Resources Hive 2020 keynote speaker (7/14/2020)
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Spring 2020
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Yopp Distinguished Speaker. University of North Carolina, Greensboro. February 24, 2020.​
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Teachers Development Group Leadership Seminar speaker Portland, Oregon. March 4-7, 2020.
Fall 2019
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East Carolina University. Sept. 12, 2019. "Early‑career teachers’ instructional visions for mathematics teaching: Impact of elementary teacher education." Article about event.
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​University of Delaware - Scholar in the Library. Oct. 9, 2019.
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​Presented research from the SMiLES project at PME-NA. St. Louis, MO. Nov. 14-17, 2019. "Secondary teachers efforts to engage students through academic and social support."
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Spring 2019
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Math Equity conference speaker - Delaware Mathematics Coalition. [How Do We Re-humanize our Mathematics Classrooms? - facilitated a panel of secondary math teachers.] Dover, DE. April 13, 2019.
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National Council of Teachers of Mathematics Research conference - symposium [Examining Students’ Opportunities to Engage with Mathematics in High School] - San Diego, CA. April 1 - 3, 2019.
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National Council of Supervisor's of Mathematics - 51st annual meeting. San Diego, CA. April 1 - 3, 2019.
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University of Missouri's 15th Annual Richard Andrews distinguished lecture in mathematics education. March 14, 2019.
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Speaker at Teachers' Development Group Leadership Seminar, Portland, Oregon. Feb. 27 - March 2, 2019.
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[OOPS! I did not update this for a while...]
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December 2016
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Article published in the Journal of Mathematics Teacher Education (co-written with Charles Hohensee) about elementary pre-service teachers' conceptions of partitive division with fractions
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Article published in Mathematics Teaching in the Middle School about rough draft talk (co-written with three middle school mathematics teachers in Delaware).
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November 2016
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NCTM's first Innov8 conference (November 16-18, 2016) - Mandy is a keynote speaker
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Mandy's first attempt at writing a three-act math task (about the I-95 closure on September 8, 2016, due to spilled pennies) can be seen here.
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PME-NA (November 3-6, 2016) - presented a poster ("Student Teachers' and Teacher Leaders' Conceptions of Exploratory ['Rough Draft'] Talk") and a research report ("Improving Pre-Service Teachers' Noticing while Learning to Launch" - lead author: Rob Wieman of Rowan University)​
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AMTE 2017 - Mandy will participate in three presentations.
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Mathematics Teachers' Take-Up of Exploratory ("Rough Draft") Talk to Engage Students in Discourse
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Exploring #MTBoS: Preservice Teachers Engagement With the MathTwitterBlogosphere Through and Beyond a Mathematics Methods Course (lead author: Erica Litke)
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Technique and Purpose: Separating and Integrating Doing and Thinking in Representations of Practice (Symposium with Rob Wieman, Orly Buchbinder, Kristen Bieda, Alice Cook, Lorraine M. Males, & Taffy McAneny)
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recently published (March, 2016)
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article in the Mathematics Teacher Educator with Eva Thanheiser: Inviting Prospective Teachers to Share Rough Draft Mathematical Thinking
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book chapter on mathematics teachers in feature films (co-written with Charles Hohensee) in Exploring Teachers in Fiction and Film: Saviors, Scapegoats and Schoolmarms (Melanie Shoffner, Editor.)
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March, 2016 - presented at the Teachers Development Group Leadership Seminar
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through Spring 2016 - current participant in University of Delaware's university-wide faculty learning community on developing and improving blended learning courses
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April, 2015 - awarded Outstanding Reviewer for AERA's American Educational Research Journal - section on Teaching, Learning, and Human Development
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April, 2015 - presented a poster at AERA with Heather Gallivan and Emily Miller ("Transitioning from Teacher Preparation into Teaching: Graduates’ Professional Visions for Teaching Elementary School Mathematics")
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March, 2015 - presented a plenary talk ("Participating in Classroom Discourse: The Voices of Students") and a concurrent session ("Learning to listen to our students’ voices: challenging our assumptions") at the 2015 Leadership Seminar on Mathematics Professional Development with the Teachers Development Group
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February, 2015 - two talks at the annual meeting of the Association of Mathematics Teacher Educators (“Reflections upon Being a Mathematics Teacher Educator," as the recipient of the 2014 Early Career Award; "Investigating the Effects of Mathematics Teacher Preparation on Teacher Knowledge and Practice: A Multi-Faceted Approach," as a presenter in a symposium by the University of Delaware mathematics education group in the School of Education)
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August 2014: Column in AMTE Connections newsletter (pgs. 5-7)
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July 2014: PME 38 - co-author of two short oral presentations ("Examining Effects of Teacher Preparation: Efforts to Teach Mathematics Conceptually" [with Dawn Berk & Erin Meikle] and "Pre-service Teachers' Evolving Conceptions of Partitive Division with Fractional Divisors" [with Charles Hohensee]), co-facilitator of Discussion Group #7 (Preparing Mathematics Teacher Educators, with Rachael Welder and Andrea McCloskey)
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May 2014: Co-recipient of the College of Education and Human Development's Teaching Award for 2014
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April 2014: Published a book chapter in Road to Tenure
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March 2014: Invited participant, Smarter Together Working Conference
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February 2014: Colloquium speaker at the University of Georgia's Department of Mathematics and Science Education
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February 2014: Recipient of the Early Career Award from the Association of Mathematics Teacher Educators
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February 2014: AMTE presentation [with Dawn Berk & Erin Meikle]: "Examining the Effects of Mathematics Teacher Preparation on Teachers’ Classroom Practice"
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December 2013: Colloquium speaker at Rutgers University's Graduate School of Education's Learning Sciences brown bag event
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November 2013: Became chair of the PME-NA Steering Committee for 2014. (Elected to the steering committee for 2011-2014.)