1985 - 1989 |
Science teacher |
Southeast High School, Lincoln, Nebraska |
1989 - 1990 |
Graduate Assistant |
University of Nebraska-Lincoln, Lincoln, Nebraska |
1990 - 1994 |
Assistant Professor of Curriculum and Instruction |
University of Arkansas, Fayetteville, Arkansas |
1992 - 1994 |
Co-Director of the Center for Middle Level Education, Research and Development and Assistant Professor of Curriculum and Instruction |
University of Arkansas, Fayetteville, Arkansas |
1994 - 1995 |
Coordinator of Graduate Programs |
Curriculum and Instruction and Associate Professor of Curriculum and Instruction, University of Arkansas, Fayetteville, Arkansas |
1994 - 1995 |
Coordinator of Undergraduate Programs |
Master of Arts of Teaching Program for Curriculum and Instruction, University of Arkansas, Fayetteville, Arkansas |
1994 - 1995 |
Associate Professor of Curriculum and Instruction |
University of Arkansas, Fayetteville, Arkansas |
1995 - 2000 |
Associate Professor of Science Education |
East Carolina University, Greenville, North Carolina |
1997 - 1998 |
Director |
Model Clinical Teachers Network, Greenville, North Carolina |
1997 - 1998 |
Director of Research |
Clinical Schools Partnerships |
1998 - 2000 |
Associate Dean for Research, Graduate Programs and Faculty Development, School of Education, Acting Chair Department of Science Education and Executive Secretary |
Association for the Education of Teachers in Science, Greenville, North Carolina |
2000 - 2008 |
Professor in Science Education, Instructional Leadership and Academic Curriculum |
University of Oklahoma, Norman, Oklahoma |
2004 - 2008 |
Associate Dean of Research and Graduate Studies |
University of Oklahoma, Norman, Oklahoma |
2006 - 2007 |
Interim Associate Dean for Teacher Education |
University of Oklahoma, Norman, Oklahoma |
2009 - 2016 |
Professor in Science Education, Teaching, Learning and Teacher Education |
University of Nebraska-Lincoln, Lincoln, Nebraska |
2009 - 2016 |
Director of Science Education |
The Center for Mathematics, Science and Computer Education, The University of Nebraska-Lincoln, Lincoln, Nebraska |
2011 - 2016 |
Associate Dean for Research |
College of Education and Human Sciences, University of Nebraska-Lincoln |