PDF version of CV (updated September 2018)





Purdue University, Ph.D. Mathematics Education, 2000-2004

Dissertation: Designing presentation tools: A window into teacher practice.

Dissertation advisor: Richard Lesh

Purdue University, M.S. Mathematics, 1998-2000

Mount Holyoke College, B.A. Mathematics, 1996-1998

Graduated cum laude with honors

Cottey College, A.A./A.S. Liberal Arts, 1994-1996



Professor, George Mason University, August 2018-Present

Associate Professor, George Mason University, August 2010-Present

Assistant Professor, George Mason University, August 2004-July 2010

College of Education & Human Development

  • Director, PhD in Education Program (2016-Present)
  • Program Coordinator, Mathematics Education Leadership (2008-2014)
  • Director, Mathematics Education Center (2008-present)
  • Member of Mathematics Education Leadership faculty
  • Member of Secondary Education faculty (2004-2008)

Program Director, National Science Foundation, September 2014-August 2018

Division of Research on Learning in Formal & Informal Settings

Education & Human Resources Directorate

  • Program Lead, Discovery Research PreK-12 Program, Fiscal Year 2017
  • Responsible for proposal review and award monitoring for proposals in the EHR Core Research, Innovations in Technology Experiences for Students and Teachers, Discovery Research PreK-12, and STEM+Computing Partnerships programs
  • Managed portfolio of over $10 million in awards related to mathematics education and engineering education at the K-12 and undergraduate levels in formal and informal educational settings
  • Engaged in outreach and communication with principal investigators, institutions, and other stakeholders related to policy and practice in STEM education research and development

Post-Doctoral Researcher, Purdue University, February 2004 – July 2004

NSF-funded Small Group Mathematical Modeling Project for Improved Gender Equity in Engineering, Department of Engineering Education

–       Developed curriculum and conducted research on mathematics foundational to small group, real-world, problem-solving activities

 Graduate Research Assistant, Purdue University, 2000 – 2003

Mathematical Modeling Project for Improved Gender Equity in Engineering

Twenty-first Century Conceptual Tools Center, School of Education

–       Collaborated with engineering and education faculty on large-scale, NSF-funded gender-equity initiative

–       Head of interdisciplinary task design group including graduate students and faculty in engineering and education

–       Designed and evaluated curriculum materials for freshman engineering course in mathematical technological tools.

–       Organized mathematics teacher development activities

Visiting Fellow, Spring-Summer 2003

Queensland University of Technology, Brisbane, Australia

Curriculum and Instruction Graduate Teaching Assistant, 2000 – 2002

Department of Curriculum and Instruction, Purdue University

Mathematics Graduate Teaching Assistant, 1998 – 2000

Department of Mathematics, Purdue University