**Research Interests**

My research interests
include:

1) Research on learning &
teaching Geometry

2) Educational technologies in
the mathematics classroom

3) Mathematics teaching

4) Mathematics teacher
education

**Publications**

**Manizade, A.G**., Martinovic,
D. (2016). Developing interactive instrument for
measuring teachers’ professionally situated knowledge in geometry and measurement.
In P. Moyer-Packenham (Eds.), *International Perspectives on Teaching and Learning Mathematics with
Virtual Manipulatives* (pp.323-342).Switzerland: Springer
Publishers DOI 10.1007/978-3-319-32718-1_14

**Manizade,
A.G**. (2016).
If you can do math, you can do anything: Note from the editor. *Virginia Mathematics Teacher*, *42* (2), 6.

Martinovic, D., **Manizade, A.G.** (Accepted) Conceptualizing
knowledge for teaching geometry at the secondary level. *Proceedings of the 13 ^{th} International Congress on
Mathematical Education. *Hamburg, Germany.

**Manizade, A.G**., Martinovic, D. (Accepted) Geometry teachers’
knowledge: Insights from the trapezoid study. *Proceedings of the 13 ^{th} International Congress on
Mathematical Education. *Hamburg, Germany.

Manizade, A.G. (2015) Note from the editor. *Virginia Mathematics Teacher*, *42* (1), 6.

**Manizade, A. G**., Mason,
M. (2015) Teaching dilemmas: getting it right with trapezoids, *Virginia Mathematics Teacher, 42 (1),*
29-32.

Martinovic, D., **Manizade, A. G.** (2014). *Technology as a Partner in the
Classroom. *The Research Journal of Mathematics and Technology, 3
(1), ISSN 2163-0380.

**Manizade, A. G**., Mason, M.
(2014). *Developing the Area of
a Trapezoid.* Mathematics Teacher, 107 (7), 509-514.

Martinovic, D.,**
Manizade, A. G.** (2014). *Technology
as a Partner in the Geometry Classroom. *The Electronic Journal of
Mathematics and Technology, 8 (2), ISSN 1933-2823.

**Manizade, A. G.**,
Jacobsen, L. (2013). Providing high-quality professional development for all.
In Martinez, M. V. & Castro Superfine, A. C (Eds.) *Proceedings of the 35th Conference of
the International Group for the Psychology of Mathematics Education of the
North American Chapter*, 825-828. Chicago, USA: PMENA.

**Manizade, A. G.**, Jacobsen, L. (2013). Access to professional development
opportunities for mathematics teachers in rural USA. In Lindmeier,
A.M. & Heinze, A. (Eds.) Proceedings of the 37th
Conference of the International Group for the Psychology of Mathematics
Education, 5, 243. Keil, Germany: PME.

**Manizade, A. G.**, Martinovic, D. (2013). PCK
and TPCK: The Case of the Area of a Trapezoid. In Lindmeier,
A.M. & Heinze, A. (Eds.) Proceedings of the 37th
Conference of the International Group for the Psychology of Mathematics
Education, 5, 118. Keil, Germany: PME.

**Manizade, A.G.**, Mason, M. (2011). Using Delphi Methodology to Design
Assessments of Teachers' Pedagogical Content Knowledge. Educational Studies in
Mathematics, Volume 76, Issue 2, DOI: 10.1007/s10649-010-9276-z

Yang, W., **Manizade, A. G.** (2010) Use of Dynamic Course Core to Develop
Teachers’ Subject Matter Knowledge of Mathematics. The Electronic Journal of
Mathematics and Technology, Volume 4, Issue 2, ISSN 1933-2823.

**Manizade, A. G.** (2009) Learning About Proof by
Building Conjectures. Proceedings of the 31st Annual Meeting of the North
American Chapter for the International Group for the Psychology of Mathematics
Education (PME-NA), Atlanta, GA.

**Manizade, A. G.** (2009) Developing as Middle Grades Mathematics Teachers:
Career Changes. Proceedings of the 31st Annual Meeting of the North American
Chapter for the International Group for the Psychology of Mathematics Education
(PME-NA), Atlanta, GA

**Manizade, A. G.** (2009) Delphi Method: A different Approach of Creating
Measures of Professional Knowledge for Teaching. Proceedings of the 31st Annual
Meeting of the North American Chapter for the International Group for the
Psychology of Mathematics Education (PME-NA), Atlanta, GA.

Che, S.M., Spearman, M., & **Manizade, A.**
(2009) Constructive disequilibrium: cognitive and emotional development through
dissonant experiences in less-familiar destinations. In R. Lewin (Ed.),
Handbook of Practice and Research in Study Abroad: Higher Education and the
Quest for Global Citizenship. New York, NY: Routledge.

**Manizade, A.G.** (2009). New Mathematical Dimensions: Adam’s Story.
Understanding Our Gifted, (vol. 21, 2) Boulder, CO.

**Manizade, A.G.** (2005), editors Stohl, H.,
& Harper, S.R. Technology Tips: Create a Basic Interactive Classroom
Application Using Programming in Mathematics Classrooms. Mathematics Teacher,
(vol. 98, 5) NCTM Journal, Reston, VA. (p. 344-347)

Cory, B., **Manizade, A.G.**, Sharp, B., Steckroth,
J., & Garofalo, J. (2004). A New Look at
Geometer's Sketchpad: Teaching Area Across Grade
Levels. School Science and Mathematics Journal, (vol
104, 5) Columbus, OH. (p. 233-237)

**Manizade, A. G.** (2003). Using New Interactive Flash Mathematics Software
that Promotes Proportional Reasoning. Proceedings of the Society for
Information Technology and Teacher Education, (vol. 4) Albuquerque, NM. (p.
2939-2941)

**Manizade, A. G.** (2002) Using Fathom Software in a Mathematics Classroom.
http://www.teacherlink.org/content/math/activities/fathom.html University of
Virginia Center for Technology and Teacher Education, Charlottesville, VA.

**Presentations**

**Refereed International and National**

Manizade, A.G., Martinovic,
D. (July, 2016) Geometry teachers’ knowledge: Insights from the trapezoid
study. *Session Presented at the 13 ^{th}
International Congress on Mathematical Education. *Hamburg, Germany.

Martinovic, D., Manizade, A.G. (July,
2016) Conceptualizing knowledge for teaching geometry at the secondary level. *Session Presented at the 13 ^{th} International
Congress on Mathematical Education. *Hamburg, Germany.

Jacobsen, L., Manizade A. G. (March, 2016). *NASA and Radford University’s
Simulation-Based Mathematics Teacher Professional Development. *Session
presented at the United States Department of Education, Math and Science
Partnership Annual Conference, Baltimore, Maryland.

Corey, D. L., Jacobsen, L., Manizade, A., Dove,
A., Galeshi, R., Younes, R.
(March, 2016). *Best Practices: Lessons
Learned From an Online Statewide Collaborative Master's in Mathematics
Education Program*. Proceedings of the Society for Information Technology
and Teacher Education Annual International Conference, Savannah, Georgia.

Manizade
A. G., Martinovic D., (November, 2014). *Developing a Dynamic Instrument for Assessing
Teachers’ Professionally Situated Knowledge of Geometry.* Session
presented at the Annual North American GeoGebra
Conference, Toronto, Canada.

Martinovic D., Manizade A. G.,
(November, 2014). *Teachers
Evaluating Dissections as an Approach to Calculating Area of Trapezoid:
Exploring the Role of Technology. *Session presented at the Annual
North American GeoGebra Conference, Toronto, Canada.

Manizade
A. G., Martinovic, D., Jacobsen, L. (November, 2014).
*Impacting High School
Mathematics Teachers' Knowledge and Practice. *Session presented at
the meeting of the National Council of Teachers of Mathematics, Richmond, VA

Jacobsen,
L., Manizade A. G., (September, 2014). *Secondary
Mathematics Professional Development Center*. Session presented at
the United States Department of Education, Math and Science Partnership Annual
Conference, Washington, DC.

Manizade,
A. G., Martinovic, D., (July, 2014). *Profiles of Teachers’ Professionally
Situated Knowledge in Geometry.* Session presented at the
International Group of the Psychology of Mathematics Education (PME),
Vancouver, Canada.

Jacobsen,
L., Manizade A.G., (September, 2013). *Secondary
Mathematics Professional Development Center*. Session presented at
the United States Department of Education's Math and Science Partnership 2013
Conference, Washington, DC.

Manizade,
A.G., Martinovic*,
*D*., *(July,
2012).* Identifying Cognitively
Appropriate Technological Tasks Based on Student’s Level of Geometric Thinking*.
Session presented at the International Congress of Mathematical Education,
Seoul, Korea.

Manizade,
A.G., Martinovic*,
*D*., *(July,
2012).* Unfolding
Pedagogic Strategies in Dynamic Mathematics Software Use*** . **Session presented
at the International Congress of Mathematical Education, Seoul, Korea.

Manizade,
A.G., Mason*, *M.,(July, 2012).*
Challenge for all: Area of a Trapezoid*. Session presented at the
International Congress of Mathematical Education, Seoul, Korea.

Manizade,
A. G., Jacobsen, L., (January, 2012). *Using
On-line Reflective Journals as a Way to Observe Changes in Teachers'
Professionally Situated Mathematical Knowledge. *Session presented
at the United States Department of Education's Math and Science Partnership
2012 Conference, New Orleans, LA.

Manizade,
A.G., Mason, M., (paper accepted/unable to attend) *Choosing Technology Applications: Considering Students’
Mathematical Developmental Backgrounds*. Session prepared for the
2011 Asian Technology Conference in Mathematics, Bolu,
Turkey.

Manizade,
A.G., Mason, M., (April, 2011). *Designing
Assessments of Teachers’ Professionally Situated Knowledge*. Session
presented at the Annual Meeting of American Educational Research Association
(AERA), New Orleans, LA.

Yang,
W., Manizade, A. G., (October 2010). *Developing
Content Knowledge for Teaching*. Session presented at the 32nd
Annual Conference of the North American Chapter of the International Group for
the Psychology of Mathematics Education (PME-NA), Columbus, Ohio.

Manizade,
A. G., (July, 2010). *Choosing GeoGebra Applications Most Appropriate for Teacher’s
Current Geometry Classroom: Pedagogical Perspective. *Session
presented at the Annual Meeting of North American GeoGebra
Conference, Ithaca, NY.

Manizade,
A. G., (September, 2009). *Interview
Session. *Session presented at the31st *A*nnual Meeting of the Psychology of Mathematics
Education, Atlanta, GA

Manizade,
A.G., (July, 2008)*Developing** Rubrics & Measures for Evaluation
of Mathematics Teachers Pedagogical Content Knowledge of Geometry &
Measurement at the Lower Secondary Level: Delphi Study*. Session
presented at the Annual Meeting of International Congress on Mathematical
Education (ICME), Monterrey, Mexico.

Che, S.M., Manizade, A., (October, 2007). *What about the Other Half? Mathematical
Thinking and the GED.* Paper presented at the 29th Annual Conference
of the North American Chapter of the International Group for the Psychology of
Mathematics Education (PME-NA), Lake Tahoe, NV.

Manizade,
A. G., Che, S. M., (July, 2007). *Creating E-portfolio to Collect and
Present the Evidence of Preservice Teachers’ Content Knowledge and Pedagogical
Content Knowledge Growth at the Secondary Level*. Session presented
at the 8th International Conference on Technology in Mathematics Teaching
(ICTMT), Hradec Králové, Czech
Republic.

Manizade,
A.G., (March, 2007). *Teachers’
Pedagogical Content Knowledge of Geometry and Measurement.* Paper
presented at the Annual Meeting of th**e
**National Council of Teachers of Mathematics (NCTM), Atlanta,
GA.

Manizade,
A. G., (July, 2006). *New
Mathematical Dimensions.* Session presented at the Third
International Conference on the Teaching of Mathematics (ICTM), Istanbul,
Turkey.

Manizade,
A. G., (April, 2004). *Geometry
teaching: Where is the research?* Session presented at the Annual
Meeting of the National Council of Teachers of Mathematics (NCTM),
Philadelphia, PA.

Manizade,
A. G., (November, 2003). *Exploring
Geometry Using Flash-based Applications. *Session presented at the
meeting of the National Council of Teachers of Mathematics (NCTM), Charleston,
SC.

Timmerman,
M., Garofalo, J., Cory, B., Manizade, A.G., Sharp,
B., (January, 2003). *Mathematics
and Handheld Devices*. Session presented at the Annual Meeting of
the Association of Mathematics Teacher Educators (AMTE), Atlanta, GA.

Garofalo, J., Sharp, B., Cory, B., Manizade, A.G.,
(January, 2003*).
Developing and Using Flash 5 Applications to Teach Fraction Concepts.*
Session presented at the Annual Meeting of the Association of Mathematics
Teacher Educators (AMTE), Atlanta, GA.

Vasques-Levy, D., Manizade, A.G., (February, 2002). *Technology Initiatives in Professional
Development.* Discussant report presented at the Annual Meeting of
American Educational Research Association (AERA), New Orleans, LA.

**Invited Presentations**

Manizade, A.G., (May, 2013). *Radford
Child Development Center*. Invited Presentation at the Smart
Beginnings Annual Meeting, Radford, VA.

Manizade,
A. G., Jacobsen, L., (March, 2012). *Secondary
Mathematics Professional Development Center. *Invited Presentation
at the Virginia Council of Mathematics Supervisors, Richmond, VA.

Clay,
P., Che, S. M. Manizade, A. G., Mello, N., &
Spearman, M., (March, 2010). *Constructive
Disequilibrium: Do the ends justify the means?* Invited Presentation
at the Forum on Education Abroad Standards of Good Practice Institute beyond
the Basics of Health, Safety and Security, Charlotte, NC.

Manizade,
A.G., (February, 2008). *Training
Mathematics Specialists & Measuring Teachers' Professional Growth.*
Invited Presentation at the Research Consortium at the Illinois State
University, Normal, IL.

Manizade,
A.G., (August, 2007). *Designing
Measures for Assessing Teachers' Pedagogical Content Knowledge of Geometry and
Measurement at the Middle School Level (Research Report).* Invited
Presentation at the Conference Pre-Sessions, TEAM MATH: East Alabama
Partnership for Improving Mathematics Education, Tuskegee, AL.

**State and Local Presentations**

Manizade, A.G., Younes,
R. (March, 2016). *Writing an Article
Based on Your Own Teaching: Why and How?* Session presented at the Virginia
Council of Teachers of Mathematics, Stafford, VA.

Banks, D., Becouvarakis,
S., Guzman, K., Lambert, J., Smith, A., Manizade, A. G., Younes,
R. (March, 2016). *Using Technology to
Teach Geometry and Measurement*. Session presented at the Virginia Council
of Teachers of Mathematics, Stafford, VA.

Manizade, A.G., Jacobsen, L., Younes, R., (October,
2014). *Creating Patterns and
Describing Them Algebraically.* Session presented at the Annual
Mathematics Day, Williamsburg, VA.

Manizade,
A.G., Jacobsen, L., Brady S., Dickerson, P., (March, 2012). *Lessons Learned: Radford University
Mathematics & Science Partnership Project.* Session presented at
the Virginia Council of Teachers of Mathematics, Roanoke, VA.

Manizade,
A. G., Jacobsen, L., (March, 2011). *Teaching
Algebra, Functions, and Data Analysis (AFDA) *(9-12) Session presented at the Virginia Council of
Teachers of Mathematics, Richmond, VA.

Manizade,
A. G., (September, 2009). *Making
Connections between Algebra & Geometry*. Session Presented at
the Virginia State Algebra and 21st Century Connections: Implications for
Instruction, Richmond, VA.

Manizade,
A. G., (October, 2006). *Classroom
Implications of Theories of Geometry Learning and Teaching. *Session
presented at the South Carolina Council of Teachers of Mathematics, Myrtle
Beach, SC.

Che, S.M., Manizade, A. G., (October, 2006).* Identity, Dispositions, and Avenues for
Change. *Session presented at the South Carolina Association of
Teacher Educators, Myrtle Beach, SC.

Manizade,
A.G., (September, 2004). *Teaching
Geometry in the middle School: Applying van Hiele’s
Theory.* Session presented at Stafford Mathematics Teachers’ Meeting,
Stafford, VA.

Manizade,
A. G., (March, 2004). *Mathematics
and Flash Programming: Working With Gifted Students*. Session
presented at the Institutes in Academic Diversity 2004: Best Practice Institute
for Special Educators, Charlottesville, VA.

Manizade,
A.G., (March, 2003). *Teaching
Children Rational Numbers through Flash Programming.* Session
presented at the annual meeting of the Virginia Council of Teachers of
Mathematics, Richmond, VA.

Manizade,
A. G., (March, 2002). *Using
Fathom in a Secondary Mathematics Classroom*. Session presented at
the Virginia Council of Teachers of Mathematics, Manassas, VA.

Manizade,
A.G., (October, 2000). *Equations
and Graphing Calculators in a Standards of Learning (SOL) Related Algebra
Course*. Session presented at the Peninsula Council of Teachers of
Mathematics, Hampton, VA.

Manizade,
A.G., (August, 2000). *Using
Graphing Calculator When Introducing Functions.* Session presented
at the local Eisenhower Conference for 4-5th grade Mathematics Teachers,
Williamsburg, VA.

Manizade,
A.G., (Spring, 1999). *Real World Problems in Teaching Functions in Algebra and Precalculus Courses.* Session presented at the
local Eisenhower Conference for High School Mathematics Teachers, Williamsburg,
VA