Authors and Research

Reveal Math Authors and Advisors

Click on each author or advisor to learn more about their work.

Research and Thought Leadership

We developed Reveal Math in collaboration with leading scholars, researchers, and educators. Our research-based approach to social and emotional learning, educational equity, student agency, and more ensure that students learn in ways that work for them.

Modern classrooms should be served by proven teaching strategies. Check out our Medium blog to bridge the distance between academic research and instructional practice.

K–12 Research Materials


Our learning scientists teamed up with expert authors and advisors to create a program informed by validated academic research and classroom best practices. Their guidance elevates the Reveal Math program and drives our philosophy forward.

Ralph Connelly, Ph.D.

K–5 Contributing Author

Authority on the development of early mathematical understanding

  • Professor and Professor Emeritus, Faculty of Education-Brock University, 1977–present
  • NCTM Mathematics Education Trust Board, 2016–present
  • NCSM Board of Directors, 1994–1996, and 2006–2008
  • President, Ontario Association for Mathematics Education (OAME), 1987–1988, 1998–1999

Annie Fetter

K–5 Author

Advocate for student ideas and student thinking that fosters strong problem solvers.

  • Math Education Specialist at the 21st Century Partnership for STEM Education, present
  • Founding Member, The Math Forum, 1992-2017
  • Workshop Leader and Developer for Key Curriculum Press, 1995-2013
  • Administrative Assistant for the Visual Geometry Project, the NSF-funded project that developed the first version of the Geometer’s Sketchpad software, 1988-1992

Read about Four Ways to Encourage Sense-Making in Math

Linda Gojak, M. Ed.

K–5 Author

Expert in both theory and practice of strong mathematics instruction

  • Director, Center for Mathematics and Science Education, Teaching, and Technology at John Carroll University (OH), 1999–2016
  • President, National Council of Teachers of Mathematics (NCTM), 2012–2014
  • President, National Council of Supervisors of Mathematics (NCSM), 2005–2007 NCTM Board of Directors, 1996–1999
  • Elementary Mathematics Specialist, Hawken School, Cleveland, Ohio, 1978–1999

Read about The Importance of Rich Tasks in K–12 Mathematics.

Watch Dr. Gojak speak about thinking like a mathematician.

Susie Katt, Ed.D.

K–5 Author

Advocate for the unique needs of our youngest mathematicians

  • K–2 Mathematics Coordinator, Lincoln Public Schools, Lincoln, Nebraska
  • Special appointment lecturer, University of Nebraska-Lincoln
  • Robert Noyce National Science Foundation Master Teaching Fellowship, University of Nebraska–Lincoln, 2012–2016
  • R. L. Fredstrom Leadership Award, Lincoln Public Schools, 2008

Ruth Harbin Miles, Ed.S.

K–5 Contributing Author

Leader in developing teachers' math content and strategy knowledge

  • Mary Baldwin University Adjunct Instructor, Staunton, Virginia, 2006–2018
  • K–12 Mathematics Coordinator, Olathe District Schools, Olathe, Kansas, 1980–2006
  • NCTM Board of Directors, 2013–2016
  • NCSM Board of Directors, 2005–2008, Conference Chair, 2018-2020

Nevels Nevels, Ph.D.

6–12 Advisor

Expert on socio-cultural perspective, student agency and identity in mathematics learning

  • PK–12 Mathematics Curriculum Coordinator for Hazelwood School District in Saint Louis, MO

Nicki Newton, Ed.D.

K–5 Contributing Author

Expert in bringing student-focused strategies and workshops into the classroom

  • Educational consultant and speaker in districts across the US and Canada
  • Former bilingual elementary and middle school teacher
  • Former Graduate instructor, Columbia, CUNY, MCNY, Mercy College, Cambridge College
  • Founder and Developer of Math Online PD Academy

Read about Guided Math in Action

Georgina Rivera, M.Ed.

K–8 Author

Expert in building student agency and identity within the classroom.

  • NCSM 2nd Vice President 2021-2023
  • NCSM, Professional Learning Director, 1999-Present
  • EdReports Math Advisory Board, 2021
  • Elementary STEM Supervisor, District Math Coach and Administrator, Bristol Public School 2014-Present

John SanGiovanni, M.Ed.

K–5 Author

Leader in understanding the mathematics needs of all students and teachers

  • Coordinator of Elementary Mathematics, Howard County, Maryland
  • President, Maryland Council of Supervisor of Mathematics
  • Graduate Program Coordinator, Elementary Mathematics Instructional Leader program, McDaniel College (MD)
  • NCTM Board of Directors, 2015–2018

Read about Using Mathematical Practices Effectively in the Classroom

Walter Secada, Ph.D.

6–12 Advisor

Champion of improving education for English language learners

  • Acting Dean of the School of Education and Human Development, University of Miami
  • Director of  "Language in Mathematics," a research and development project focused on improving the teaching of mathematics to middle-school English language learners
  • Former Director of the U.S. Department of Education’s Hispanic Dropout Project

Cathy Seeley, Ed.D.

6–12 Advisor

Champion of students learning to make sense of mathematics for themselves

  • Former Senior Fellow at the Charles A. Dana Center at The University of Texas at Austin
  • Past President of NCTM
  • Former Director of K–12 Mathematics for the State of Texas

Watch Dr. Seeley speak about productive struggle.

Read about Moving Toward a Student-Centered Classroom.

Raj Shah, Ph.D.

6–12 Advisor,
K–5 Contributing Author

Champion of perseverant problem-solvers and student curiosity in mathematics

  • Founder, Math Plus Academy, an after-school STEM enrichment program for students, ages 5 to 14
  • Founding member, The Global Math Project
  • R&D Engineering and Management, Intel Corporation, 1999–2008
  • Affiliate, Math Teacher Circles and the Julia Robinson Math Festival

Read about Promoting a Math-Positive Classroom

Watch Dr. Shah speak about promoting growth mindset.

Jeffery Shih, Ph.D.

K–5 Contributing Author

Advocate for the importance of student knowledge

  • Instructor and Professor, University of Nevada, Las Vegas Mathematics Education, 1999–present
  • Co-Director, Center for Mathematics, Science and Engineering Education, 2013–present
  • NCTM Board of Directors, 2018–present
  • Recipient, University of Nevada,Distinguished Teaching, Service, Math Education Awards, 2005, 2006, 2010, 2013, 2014, 2016

Cheryl Tobey, M.Ed.

6–12 Advisor,
K–5 Contributing Author

Facilitator of strategies that drive informed instructional decisions

  • Mathematics Program Director, Mathematics and Science Alliance, Augusta, Maine 2001–2008, 2019-present
  • State Elementary Mathematics Specialist, Department of Education, Augusta, Maine 2016–2019
  • Professional Development Specialist, Education Development Center, Waltham, MA, 2008–2016
  • Co-Principal Investigator and Projector Director on NSF, IES and State MSP grants 2001–2016
  • Classroom educator, 10 years, 1991-2001

Watch Dr. Tobey speak about the benefits of formative assessment.

Read about Identifying Misconceptions with Formative Assessment Math Probes

Dinah Zike, M.Ed.

6–12 Advisor,
K–5 Contributing Author

Creator of learning tools that make connections through visual-kinesthetic techniques

  • Founder of Dinah Zike Academy, an accredited professional development center for K–12 teachers
  • Inventor of Foldables® and other multi-sensory graphic organizers
  • Educational Publisher, Dinah.com and Dinah-Might Activities, L.P
  • Author of numerous award-winning books and educational materials