Illinois State University
Illinois State University
Jump over the College navigation bar.

Management Team

The CeMaST Management Team is comprised of the CeMaST Director, CeMaST Associate Directors, and CeMaST Assistant Directors. The CeMaST Management Team is led by the CeMaST Director, while the CeMaST Associate Directors assist in carrying out the mission of CeMaST and extend the reach of the Center into their respective colleges. The appointed Assistant Directors lead CeMaST's efforts in their respective areas.

The members of the CeMaST Management Team have been successful in obtaining and leading funded projects within science, technology and mathematics education and are able to assist those interested in pursuing funding opportunities.

CeMaST Director

CeMaST Associate Directors

  • Dr. Jeffrey Barrett - CeMaST Associate Director for Research, Publications & Research Grants Development
  • Dr. Chris Merrill - CeMaST Associate Director for Community and University Relations & Cross-Disciplinary Collaboration
  • Dr. Tony Lorsbach - CeMaST Associate Director for STEM Ed Faculty Development and Graduate Programs/Students
  • Dr. George Rutherford - CeMaST Associate Director for Undergraduate Programs

Management Team Biographies

Dr. Jeffrey Barrett

Title: (CAS- Mathematics)  Associate Director for Research, Publications & Research Grants Development

College and Department: College of Arts and Sciences, School of Mathematics

Contact Info: Phone Number: (309) 438-7849; Email:



Research Interests:

Primary research interests include the learning and teaching of the mathematics of measurement, geometric reasoning, the use of computer software to model mathematical ideas, and the professional development of teachers engaged in teaching elementary and middle-school level mathematics or science. Dr. Barrett served as Principal Investigator of a four-year project, Learning Trajectories to Support the Growth of Measurement Knowledge: Pre-K through Middle School in collaboration with Douglas Clements and Julie Sarama at the University of Denver along with Craig Cullen, a colleague at Illinois State University. Barrett also led the project team for: A Longitudinal Examination of Children’s Developing Knowledge of Measurement: Mathematical and Scientific Concept and Strategy Growth from Pre-K to Grade 5. Both projects were funded through the Discovery Research K-12 Program of the National Science Foundation.

Funded Projects:

Return to Top


Dr. Rebekka Darner

Rebekka Darner Title: CeMaST Director 

College and Department: College of Arts and Sciences, School of Biological Sciences

Contact Info: Phone Number: (309) 438-3071; Email:



Research Interests:

Dr. Rebekka Darner is a science education researcher, and she conducts research along several lines of inquiry, all with the over-arching goal to improve the quality of science education at the post-secondary level. Her two general areas of research are motivation and scientific discourse.

Return to Top


Dr. Chris Merrill

Chris Merrill image Title: (CAST) - Associate Director of STEM Teacher Professional Development

College and Department: College of Applied Science and Technology, Department of Health Sciences

Contact Info: Phone Number: (309) 438-7862; Email:



 Research Interests:

Dr. Chris Merrill Technology & Engineering Education, STEM education, and standards-based teaching and learning are Merrill's primary teaching and research interests.

Return to Top


Dr. Tony Lorsbach

tony imangeTitle: (COE) Associate Director for STEM Ed Faculty Development and Graduate Programs/Students

College and Department: College of Education, School of Teaching and Learning

Contact Info: Phone Number: (309) 438-3567; Email:

Research Interests:

Dr. Tony Lorsbach's research interests have been broadly in the area of science teacher education. In the last few years he has been interested in the use of natural history to promote interest in ecology, evolution, and environmental awareness; using primary sources in the teaching of science, specifically the correspondences of Charles Darwin to teach the nature of science; and teachers perceptions of social class and how it influences beliefs and teaching practices.

Return to Top


Dr. George H. Rutherford

Title: (CAS- Science)  Associate Director for Undergraduate Programs and Community Relations

College and Department: College of Arts and Sciences, Department of Physics

Contact Info: Phone Number: (309) 438-2934; Email:



Research Interests:

Dr. Rutherford is an experimental physicist in atomic and molecular physics. His research program currently centers on electron polarization studies and the use of spin-labeling techniques.

Return to Top

2019-08-20T15:53:50.184-05:00 2019