Presentations

"How Has Graphing Technology Impacted Student Attitudes, Performance, Curriculum and Teacher Attitudes at the University of Kansas?", International Conference on Technology in Collegiate Mathematics; Orlando, FL; October 1994 (invited presentation).

"A Cross-Sectional Investigation of the Development of the Function Concept"; The Mathematics Instruction Colloquium; University of Arizona, Tucson, Arizona; November, 1995 (invited presentation).

"Developing High School Students' Understanding of Functions and Equations: Research Motivated Practical Recommendations"; Regional NCTM Meeting, Albuquerque, New Mexico; October, 1996 (refereed general session).

"Evaluating New Curricula"; The Fifth Conference on the Teaching of Mathematics; Baltimore, Maryland; June, 1996 (invited presentation).

"What Do High Performing College Algebra Students Know About Functions?": Maricopa Math Chairs Retreat; Tempe, Arizona; June, 1996 (invited presentation).

"A Longitudinal Investigation of the Function Concept"; RUME (Research in Undergraduate Mathematics Education) Conference; Michigan; Sept., 1996. (refereed general session).

"Concept Development in Before Calculus Mathematics: Issues and Directions"; Fourth Annual Math Retreat (sponsored by the Maricopa Community Colleges and the Maricopa Mathematics Consortium); Mesa Community College; May, 1997.

"Insights into the Emergence of Students' Function Understandings"; Regional Workshop for the Interactive Mathematics Project; Mesa, Arizona, June 1998 (invited presentation).

"Building Students' Function Understanding - Suggestions for Curriculum Developers"; National Workshop for the Maricopa Mathematics Consortium Project, Phoenix, Arizona; July, 1998 (invited presentation).

"The Mathematical Behavior of Successful Mathematics Graduate Students: Influences Leading to Mathematical Success"; RUME (Research in Undergraduate Mathematics Education) Conference; South Bend, Indiana; Sept., 1998 (refereed general session).

"Undergraduate Mathematics Education Graduate Programs"; RUME (Research in Undergraduate Mathematics Education) Conference; South Bend, Indiana; Sept., 1998 (invited panel discussion).

"What Effect Has Graphing Technology Had on College Algebra at the University of Kansas?", Kansas Association of Teachers of Mathematics, Fall Conference; November, 1994.

"The Impact of Graphing Technology on College Algebra at the University of Kansas, Surveys & Trends", Greater Kansas City Mathematics Technology Expo.; October, 1994 (refereed session).
"A Longitudinal Investigation of the Development of the Function Concept"; AMS/MAA Conference; San Francisco, California; January, 1995 (refereed session).
"What Do High Performing College Algebra Students Know About Functions?"; AMS/MAA Conference; January, 1996 (refereed session) .
"A Cross-Sectional Investigation of Students' Understanding of the Function Concept"; Regional Joint Spring Meeting; Flagstaff, Arizona; April, 1996.

"University Students' Views about the Learnability and Methods of Mathematics"; RUME (Research in Collegiate Mathematics Education) Conference; Mt. Pleasant, Michigan; Sept., 1997 (refereed session - joint presentation).

"Views About Mathematics Survey: Design and Results"; Nineteenth Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education; October, 1997 (refereed session).

"Undergraduate Mathematics for Elementary Teachers"; Nineteenth Annual Meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education; October, 1997 (refereed session - joint presentation).

"Views About Mathematics Survey"; RUME (Research in Undergraduate Mathematics Education) Conference; Sept., 1996. (refereed session - joint presentation).

"Developing High School Students' Understanding of Function: Recommendations Based on Research"; 76th Annual Meeting of the National Council of Teachers of Mathematics; Washington, DC; April, 1998 (refereed session).

"Notation and Language: Obstacles for Undergraduate Students' Concept Development"; Psychology of Mathematics Education: North America, Conference Proceedings (accepted to present, October, 1998).

"Evaluation of Undergraduate Mathematics Curriculum. Symposium on Implementing Reform in Math, Engineering and the Sciences"; Scottsdale, Arizona; June, 1996.

"A Cross-Sectional Investigation of Students' Understanding of Function"; 1996 Regional Joint Spring Meeting; Northern Arizona University, Flagstaff, Arizona; 1996.

"An Update of First Year Mathematics at Arizona State University"; 1996 Regional Joint Spring Meeting, Northern Arizona University, Flagstaff, Arizona; 1996.

"Integrating Concepts in Before Calculus Mathematics and Science Curriculum"; ACEPT Workshop; Summer, 1996.

"Research Issues in Undergraduate Mathematics Education"; Fourth Arizona Conference on Mathematics Education; Arizona State University, Tempe, Arizona; January, 1997.

"Preparing for Success in First Year Mathematics at ASU"; Presented to students in the Bridge Program; August, 1995 (invited).

"Results and Implication of Recent Math Education Research for Practitioners"; Presentation to Arizona High School Math Teachers Visiting ASU; 1996 (invited).

"Preparing for Success in Mathematics"; Presentation to middle school girls visiting ASU; April, 1997 (invited).

"Science/Mathematics Action Research"; Co-presented with Julie Luft, University of Arizona; Arizona K-16 Science/Mathematics Teaching Reform Workshop (invited). (Led three hour Saturday session; ASU West; October, 1997.)

"A Cross-Sectional Investigation of the Development of the Function Concept"; ACEPT Science and Mathematics Education Research Seminar; 1997.

"Mathematics Pedagogy: Research Informs Practice"; 1997 Physics-Math Faculty Enhancement Workshop; May, 1997 (invited).

Numerous Professional Development Seminars for FYM faculty and graduate students. (e.g., "Precalculus Mathematics: Teaching for Understanding"; "Alignment of Assessment with Goals of Instruction"; "Cooperative Learning Workshop")

"Optimizing Student Learning"; CLAS Graduate Student Workshop; January, 1998 (invited).

"Building Conceptual Understanding in Precalculus Mathematics"; Graduate TA Workshop; Summers, 1996-1998.

Seminars for ACEPT workshops; 1996-1998. (e.g., seminars given in 1997: "National Documents and Research Literature: Implications for What is Important?"; "Designing Conceptually Based Curriculum: What are the Math/Science Linkages?")